87334940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{56711}}^1$

素因数の和:56738

約数の個数: 48

約数和(自身を含む): 228662784

約数和(自身を除く): 141327844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 56711, 113422, 226844, 283555, 396977, 567110, 623821, 793954, 1134220, 1247642, 1587908, 1984885, 2495284, 3119105, 3969770, 4366747, 6238210, 7939540, 8733494, 12476420, 17466988, 21833735, 43667470, 87334940]

約数ペア:

[(1, 87334940), (2, 43667470), (4, 21833735), (5, 17466988), (7, 12476420), (10, 8733494), (11, 7939540), (14, 6238210), (20, 4366747), (22, 3969770), (28, 3119105), (35, 2495284), (44, 1984885), (55, 1587908), (70, 1247642), (77, 1134220), (110, 793954), (140, 623821), (154, 567110), (220, 396977), (308, 283555), (385, 226844), (770, 113422), (1540, 56711)]