20005928496

素因数分解:

$2^4\times 3^2\times {\mathrm{199}}^1\times {\mathrm{401}}^1\times {\mathrm{1741}}^1$

素因数の和:2355

約数の個数: 120

約数和(自身を含む): 56442890400

約数和(自身を除く): 36436961904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 199, 398, 401, 597, 796, 802, 1194, 1203, 1592, 1604, 1741, 1791, 2388, 2406, 3184, 3208, 3482, 3582, 3609, 4776, 4812, 5223, 6416, 6964, 7164, 7218, 9552, 9624, 10446, 13928, 14328, 14436, 15669, 19248, 20892, 27856, 28656, 28872, 31338, 41784, 57744, 62676, 79799, 83568, 125352, 159598, 239397, 250704, 319196, 346459, 478794, 638392, 692918, 698141, 718191, 957588, 1039377, 1276784, 1385836, 1396282, 1436382, 1915176, 2078754, 2094423, 2771672, 2792564, 2872764, 3118131, 3830352, 4157508, 4188846, 5543344, 5585128, 5745528, 6236262, 6283269, 8315016, 8377692, 11170256, 11491056, 12472524, 12566538, 16630032, 16755384, 24945048, 25133076, 33510768, 49890096, 50266152, 100532304, 138930059, 277860118, 416790177, 555720236, 833580354, 1111440472, 1250370531, 1667160708, 2222880944, 2500741062, 3334321416, 5001482124, 6668642832, 10002964248, 20005928496]

約数ペア:

[(1, 20005928496), (2, 10002964248), (3, 6668642832), (4, 5001482124), (6, 3334321416), (8, 2500741062), (9, 2222880944), (12, 1667160708), (16, 1250370531), (18, 1111440472), (24, 833580354), (36, 555720236), (48, 416790177), (72, 277860118), (144, 138930059), (199, 100532304), (398, 50266152), (401, 49890096), (597, 33510768), (796, 25133076), (802, 24945048), (1194, 16755384), (1203, 16630032), (1592, 12566538), (1604, 12472524), (1741, 11491056), (1791, 11170256), (2388, 8377692), (2406, 8315016), (3184, 6283269), (3208, 6236262), (3482, 5745528), (3582, 5585128), (3609, 5543344), (4776, 4188846), (4812, 4157508), (5223, 3830352), (6416, 3118131), (6964, 2872764), (7164, 2792564), (7218, 2771672), (9552, 2094423), (9624, 2078754), (10446, 1915176), (13928, 1436382), (14328, 1396282), (14436, 1385836), (15669, 1276784), (19248, 1039377), (20892, 957588), (27856, 718191), (28656, 698141), (28872, 692918), (31338, 638392), (41784, 478794), (57744, 346459), (62676, 319196), (79799, 250704), (83568, 239397), (125352, 159598)]