220146770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{3329}}^1$

素因数の和:3742

約数の個数: 32

約数和(自身を含む): 420778800

約数和(自身を除く): 200632030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 778, 1945, 3329, 3890, 6613, 6658, 13226, 16645, 33065, 33290, 56593, 66130, 113186, 282965, 565930, 1294981, 2589962, 6474905, 12949810, 22014677, 44029354, 110073385, 220146770]

約数ペア:

[(1, 220146770), (2, 110073385), (5, 44029354), (10, 22014677), (17, 12949810), (34, 6474905), (85, 2589962), (170, 1294981), (389, 565930), (778, 282965), (1945, 113186), (3329, 66130), (3890, 56593), (6613, 33290), (6658, 33065), (13226, 16645)]