196173640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{377257}}^1$

素因数の和:377281

約数の個数: 32

約数和(自身を含む): 475345080

約数和(自身を除く): 279171440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 377257, 754514, 1509028, 1886285, 3018056, 3772570, 4904341, 7545140, 9808682, 15090280, 19617364, 24521705, 39234728, 49043410, 98086820, 196173640]

約数ペア:

[(1, 196173640), (2, 98086820), (4, 49043410), (5, 39234728), (8, 24521705), (10, 19617364), (13, 15090280), (20, 9808682), (26, 7545140), (40, 4904341), (52, 3772570), (65, 3018056), (104, 1886285), (130, 1509028), (260, 754514), (520, 377257)]