388698890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{3797}}^1$

素因数の和:4186

約数の個数: 32

約数和(自身を含む): 726025680

約数和(自身を除く): 337326790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 353, 706, 1765, 3530, 3797, 7594, 10237, 18985, 20474, 37970, 51185, 102370, 110113, 220226, 550565, 1101130, 1340341, 2680682, 6701705, 13403410, 38869889, 77739778, 194349445, 388698890]

約数ペア:

[(1, 388698890), (2, 194349445), (5, 77739778), (10, 38869889), (29, 13403410), (58, 6701705), (145, 2680682), (290, 1340341), (353, 1101130), (706, 550565), (1765, 220226), (3530, 110113), (3797, 102370), (7594, 51185), (10237, 37970), (18985, 20474)]