20893080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 68947200

約数和(自身を除く): 48054120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 177, 195, 227, 236, 260, 295, 312, 354, 390, 454, 472, 520, 590, 681, 708, 767, 780, 885, 908, 1135, 1180, 1362, 1416, 1534, 1560, 1770, 1816, 2270, 2301, 2360, 2724, 2951, 3068, 3405, 3540, 3835, 4540, 4602, 5448, 5902, 6136, 6810, 7080, 7670, 8853, 9080, 9204, 11505, 11804, 13393, 13620, 14755, 15340, 17706, 18408, 23010, 23608, 26786, 27240, 29510, 30680, 35412, 40179, 44265, 46020, 53572, 59020, 66965, 70824, 80358, 88530, 92040, 107144, 118040, 133930, 160716, 174109, 177060, 200895, 267860, 321432, 348218, 354120, 401790, 522327, 535720, 696436, 803580, 870545, 1044654, 1392872, 1607160, 1741090, 2089308, 2611635, 3482180, 4178616, 5223270, 6964360, 10446540, 20893080]

約数ペア:

[(1, 20893080), (2, 10446540), (3, 6964360), (4, 5223270), (5, 4178616), (6, 3482180), (8, 2611635), (10, 2089308), (12, 1741090), (13, 1607160), (15, 1392872), (20, 1044654), (24, 870545), (26, 803580), (30, 696436), (39, 535720), (40, 522327), (52, 401790), (59, 354120), (60, 348218), (65, 321432), (78, 267860), (104, 200895), (118, 177060), (120, 174109), (130, 160716), (156, 133930), (177, 118040), (195, 107144), (227, 92040), (236, 88530), (260, 80358), (295, 70824), (312, 66965), (354, 59020), (390, 53572), (454, 46020), (472, 44265), (520, 40179), (590, 35412), (681, 30680), (708, 29510), (767, 27240), (780, 26786), (885, 23608), (908, 23010), (1135, 18408), (1180, 17706), (1362, 15340), (1416, 14755), (1534, 13620), (1560, 13393), (1770, 11804), (1816, 11505), (2270, 9204), (2301, 9080), (2360, 8853), (2724, 7670), (2951, 7080), (3068, 6810), (3405, 6136), (3540, 5902), (3835, 5448), (4540, 4602)]