20171421660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25860797}}^1$

素因数の和:25860822

約数の個数: 48

約数和(自身を含む): 60824596896

約数和(自身を除く): 40653175236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 25860797, 51721594, 77582391, 103443188, 129303985, 155164782, 258607970, 310329564, 336190361, 387911955, 517215940, 672380722, 775823910, 1008571083, 1344761444, 1551647820, 1680951805, 2017142166, 3361903610, 4034284332, 5042855415, 6723807220, 10085710830, 20171421660]

約数ペア:

[(1, 20171421660), (2, 10085710830), (3, 6723807220), (4, 5042855415), (5, 4034284332), (6, 3361903610), (10, 2017142166), (12, 1680951805), (13, 1551647820), (15, 1344761444), (20, 1008571083), (26, 775823910), (30, 672380722), (39, 517215940), (52, 387911955), (60, 336190361), (65, 310329564), (78, 258607970), (130, 155164782), (156, 129303985), (195, 103443188), (260, 77582391), (390, 51721594), (780, 25860797)]