1640295124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{2857}}^1$

素因数の和:3116

約数の個数: 48

約数和(自身を含む): 3160467856

約数和(自身を除く): 1520172732

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 181, 244, 362, 724, 793, 1586, 2353, 2857, 3172, 4706, 5714, 9412, 11041, 11428, 22082, 37141, 44164, 74282, 143533, 148564, 174277, 287066, 348554, 517117, 574132, 697108, 1034234, 2068468, 2265601, 4531202, 6722521, 9062404, 13445042, 26890084, 31544137, 63088274, 126176548, 410073781, 820147562, 1640295124]

約数ペア:

[(1, 1640295124), (2, 820147562), (4, 410073781), (13, 126176548), (26, 63088274), (52, 31544137), (61, 26890084), (122, 13445042), (181, 9062404), (244, 6722521), (362, 4531202), (724, 2265601), (793, 2068468), (1586, 1034234), (2353, 697108), (2857, 574132), (3172, 517117), (4706, 348554), (5714, 287066), (9412, 174277), (11041, 148564), (11428, 143533), (22082, 74282), (37141, 44164)]