857788630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{63587}}^1$

素因数の和:63684

約数の個数: 32

約数和(自身を含む): 1648200960

約数和(自身を除く): 790412330

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 6745, 13490, 63587, 127174, 317935, 635870, 1208153, 2416306, 4514677, 6040765, 9029354, 12081530, 22573385, 45146770, 85778863, 171557726, 428894315, 857788630]

約数ペア:

[(1, 857788630), (2, 428894315), (5, 171557726), (10, 85778863), (19, 45146770), (38, 22573385), (71, 12081530), (95, 9029354), (142, 6040765), (190, 4514677), (355, 2416306), (710, 1208153), (1349, 635870), (2698, 317935), (6745, 127174), (13490, 63587)]