1330018990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{5179}}^1$

素因数の和:5668

約数の個数: 32

約数和(自身を含む): 2439531360

約数和(自身を除く): 1109512370

約数列:

[1, 2, 5, 10, 61, 122, 305, 421, 610, 842, 2105, 4210, 5179, 10358, 25681, 25895, 51362, 51790, 128405, 256810, 315919, 631838, 1579595, 2180359, 3159190, 4360718, 10901795, 21803590, 133001899, 266003798, 665009495, 1330018990]

約数ペア:

[(1, 1330018990), (2, 665009495), (5, 266003798), (10, 133001899), (61, 21803590), (122, 10901795), (305, 4360718), (421, 3159190), (610, 2180359), (842, 1579595), (2105, 631838), (4210, 315919), (5179, 256810), (10358, 128405), (25681, 51790), (25895, 51362)]