20004387552

素因数分解:

$2^5\times 3^2\times {\mathrm{163}}^1\times {\mathrm{359}}^1\times {\mathrm{1187}}^1$

素因数の和:1725

約数の個数: 144

約数和(自身を含む): 57444266880

約数和(自身を除く): 37439879328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 163, 288, 326, 359, 489, 652, 718, 978, 1077, 1187, 1304, 1436, 1467, 1956, 2154, 2374, 2608, 2872, 2934, 3231, 3561, 3912, 4308, 4748, 5216, 5744, 5868, 6462, 7122, 7824, 8616, 9496, 10683, 11488, 11736, 12924, 14244, 15648, 17232, 18992, 21366, 23472, 25848, 28488, 34464, 37984, 42732, 46944, 51696, 56976, 58517, 85464, 103392, 113952, 117034, 170928, 175551, 193481, 234068, 341856, 351102, 386962, 426133, 468136, 526653, 580443, 702204, 773924, 852266, 936272, 1053306, 1160886, 1278399, 1404408, 1547848, 1704532, 1741329, 1872544, 2106612, 2321772, 2556798, 2808816, 3095696, 3409064, 3482658, 3835197, 4213224, 4643544, 5113596, 5617632, 6191392, 6818128, 6965316, 7670394, 8426448, 9287088, 10227192, 13636256, 13930632, 15340788, 16852896, 18574176, 20454384, 27861264, 30681576, 40908768, 55722528, 61363152, 69459679, 122726304, 138919358, 208379037, 277838716, 416758074, 555677432, 625137111, 833516148, 1111354864, 1250274222, 1667032296, 2222709728, 2500548444, 3334064592, 5001096888, 6668129184, 10002193776, 20004387552]

約数ペア:

[(1, 20004387552), (2, 10002193776), (3, 6668129184), (4, 5001096888), (6, 3334064592), (8, 2500548444), (9, 2222709728), (12, 1667032296), (16, 1250274222), (18, 1111354864), (24, 833516148), (32, 625137111), (36, 555677432), (48, 416758074), (72, 277838716), (96, 208379037), (144, 138919358), (163, 122726304), (288, 69459679), (326, 61363152), (359, 55722528), (489, 40908768), (652, 30681576), (718, 27861264), (978, 20454384), (1077, 18574176), (1187, 16852896), (1304, 15340788), (1436, 13930632), (1467, 13636256), (1956, 10227192), (2154, 9287088), (2374, 8426448), (2608, 7670394), (2872, 6965316), (2934, 6818128), (3231, 6191392), (3561, 5617632), (3912, 5113596), (4308, 4643544), (4748, 4213224), (5216, 3835197), (5744, 3482658), (5868, 3409064), (6462, 3095696), (7122, 2808816), (7824, 2556798), (8616, 2321772), (9496, 2106612), (10683, 1872544), (11488, 1741329), (11736, 1704532), (12924, 1547848), (14244, 1404408), (15648, 1278399), (17232, 1160886), (18992, 1053306), (21366, 936272), (23472, 852266), (25848, 773924), (28488, 702204), (34464, 580443), (37984, 526653), (42732, 468136), (46944, 426133), (51696, 386962), (56976, 351102), (58517, 341856), (85464, 234068), (103392, 193481), (113952, 175551), (117034, 170928)]