1217255420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3580163}}^1$

素因数の和:3580189

約数の個数: 24

約数和(自身を含む): 2706603984

約数和(自身を除く): 1489348564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3580163, 7160326, 14320652, 17900815, 35801630, 60862771, 71603260, 121725542, 243451084, 304313855, 608627710, 1217255420]

約数ペア:

[(1, 1217255420), (2, 608627710), (4, 304313855), (5, 243451084), (10, 121725542), (17, 71603260), (20, 60862771), (34, 35801630), (68, 17900815), (85, 14320652), (170, 7160326), (340, 3580163)]