40022220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13613}}^1$

素因数の和:13639

約数の個数: 72

約数和(自身を含む): 130367664

約数和(自身を除く): 90345444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13613, 27226, 40839, 54452, 68065, 81678, 95291, 136130, 163356, 190582, 204195, 272260, 285873, 381164, 408390, 476455, 571746, 667037, 816780, 952910, 1143492, 1334074, 1429365, 1905820, 2001111, 2668148, 2858730, 3335185, 4002222, 5717460, 6670370, 8004444, 10005555, 13340740, 20011110, 40022220]

約数ペア:

[(1, 40022220), (2, 20011110), (3, 13340740), (4, 10005555), (5, 8004444), (6, 6670370), (7, 5717460), (10, 4002222), (12, 3335185), (14, 2858730), (15, 2668148), (20, 2001111), (21, 1905820), (28, 1429365), (30, 1334074), (35, 1143492), (42, 952910), (49, 816780), (60, 667037), (70, 571746), (84, 476455), (98, 408390), (105, 381164), (140, 285873), (147, 272260), (196, 204195), (210, 190582), (245, 163356), (294, 136130), (420, 95291), (490, 81678), (588, 68065), (735, 54452), (980, 40839), (1470, 27226), (2940, 13613)]