40799640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{48571}}^1$

素因数の和:48592

約数の個数: 64

約数和(自身を含む): 139887360

約数和(自身を除く): 99087720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 48571, 97142, 145713, 194284, 242855, 291426, 339997, 388568, 485710, 582852, 679994, 728565, 971420, 1019991, 1165704, 1359988, 1457130, 1699985, 1942840, 2039982, 2719976, 2914260, 3399970, 4079964, 5099955, 5828520, 6799940, 8159928, 10199910, 13599880, 20399820, 40799640]

約数ペア:

[(1, 40799640), (2, 20399820), (3, 13599880), (4, 10199910), (5, 8159928), (6, 6799940), (7, 5828520), (8, 5099955), (10, 4079964), (12, 3399970), (14, 2914260), (15, 2719976), (20, 2039982), (21, 1942840), (24, 1699985), (28, 1457130), (30, 1359988), (35, 1165704), (40, 1019991), (42, 971420), (56, 728565), (60, 679994), (70, 582852), (84, 485710), (105, 388568), (120, 339997), (140, 291426), (168, 242855), (210, 194284), (280, 145713), (420, 97142), (840, 48571)]