12605645840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2158501}}^1$

素因数の和:2158587

約数の個数: 40

約数和(自身を含む): 29709621528

約数和(自身を除く): 17103975688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 2158501, 4317002, 8634004, 10792505, 17268008, 21585010, 34536016, 43170020, 86340040, 157570573, 172680080, 315141146, 630282292, 787852865, 1260564584, 1575705730, 2521129168, 3151411460, 6302822920, 12605645840]

約数ペア:

[(1, 12605645840), (2, 6302822920), (4, 3151411460), (5, 2521129168), (8, 1575705730), (10, 1260564584), (16, 787852865), (20, 630282292), (40, 315141146), (73, 172680080), (80, 157570573), (146, 86340040), (292, 43170020), (365, 34536016), (584, 21585010), (730, 17268008), (1168, 10792505), (1460, 8634004), (2920, 4317002), (5840, 2158501)]