90936860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1409}}^1$

素因数の和:1886

約数の個数: 48

約数和(自身を含む): 218877120

約数和(自身を除く): 127940260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 922, 1409, 1844, 2305, 2818, 3227, 4610, 5636, 6454, 7045, 9220, 9863, 12908, 14090, 16135, 19726, 28180, 32270, 39452, 49315, 64540, 98630, 197260, 649549, 1299098, 2598196, 3247745, 4546843, 6495490, 9093686, 12990980, 18187372, 22734215, 45468430, 90936860]

約数ペア:

[(1, 90936860), (2, 45468430), (4, 22734215), (5, 18187372), (7, 12990980), (10, 9093686), (14, 6495490), (20, 4546843), (28, 3247745), (35, 2598196), (70, 1299098), (140, 649549), (461, 197260), (922, 98630), (1409, 64540), (1844, 49315), (2305, 39452), (2818, 32270), (3227, 28180), (4610, 19726), (5636, 16135), (6454, 14090), (7045, 12908), (9220, 9863)]