1234682020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431707}}^1$

素因数の和:431740

約数の個数: 48

約数和(自身を含む): 3046131648

約数和(自身を除く): 1811449628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 431707, 863414, 1726828, 2158535, 4317070, 4748777, 5612191, 8634140, 9497554, 11224382, 18995108, 22448764, 23743885, 28060955, 47487770, 56121910, 61734101, 94975540, 112243820, 123468202, 246936404, 308670505, 617341010, 1234682020]

約数ペア:

[(1, 1234682020), (2, 617341010), (4, 308670505), (5, 246936404), (10, 123468202), (11, 112243820), (13, 94975540), (20, 61734101), (22, 56121910), (26, 47487770), (44, 28060955), (52, 23743885), (55, 22448764), (65, 18995108), (110, 11224382), (130, 9497554), (143, 8634140), (220, 5612191), (260, 4748777), (286, 4317070), (572, 2158535), (715, 1726828), (1430, 863414), (2860, 431707)]