16964240

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4001}}^1$

素因数の和:4067

約数の個数: 40

約数和(自身を含む): 40196088

約数和(自身を除く): 23231848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4001, 4240, 8002, 16004, 20005, 32008, 40010, 64016, 80020, 160040, 212053, 320080, 424106, 848212, 1060265, 1696424, 2120530, 3392848, 4241060, 8482120, 16964240]

約数ペア:

[(1, 16964240), (2, 8482120), (4, 4241060), (5, 3392848), (8, 2120530), (10, 1696424), (16, 1060265), (20, 848212), (40, 424106), (53, 320080), (80, 212053), (106, 160040), (212, 80020), (265, 64016), (424, 40010), (530, 32008), (848, 20005), (1060, 16004), (2120, 8002), (4001, 4240)]