15696882440

素因数分解:

$2^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{314189}}^1$

素因数の和:315449

約数の個数: 32

約数和(自身を含む): 35346375000

約数和(自身を除く): 19649492560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249, 2498, 4996, 6245, 9992, 12490, 24980, 49960, 314189, 628378, 1256756, 1570945, 2513512, 3141890, 6283780, 12567560, 392422061, 784844122, 1569688244, 1962110305, 3139376488, 3924220610, 7848441220, 15696882440]

約数ペア:

[(1, 15696882440), (2, 7848441220), (4, 3924220610), (5, 3139376488), (8, 1962110305), (10, 1569688244), (20, 784844122), (40, 392422061), (1249, 12567560), (2498, 6283780), (4996, 3141890), (6245, 2513512), (9992, 1570945), (12490, 1256756), (24980, 628378), (49960, 314189)]