2495640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2971}}^1$

素因数の和:2992

約数の個数: 64

約数和(自身を含む): 8559360

約数和(自身を除く): 6063720

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, 2971, 5942, 8913, 11884, 14855, 17826, 20797, 23768, 29710, 35652, 41594, 44565, 59420, 62391, 71304, 83188, 89130, 103985, 118840, 124782, 166376, 178260, 207970, 249564, 311955, 356520, 415940, 499128, 623910, 831880, 1247820, 2495640]

約数ペア:

[(1, 2495640), (2, 1247820), (3, 831880), (4, 623910), (5, 499128), (6, 415940), (7, 356520), (8, 311955), (10, 249564), (12, 207970), (14, 178260), (15, 166376), (20, 124782), (21, 118840), (24, 103985), (28, 89130), (30, 83188), (35, 71304), (40, 62391), (42, 59420), (56, 44565), (60, 41594), (70, 35652), (84, 29710), (105, 23768), (120, 20797), (140, 17826), (168, 14855), (210, 11884), (280, 8913), (420, 5942), (840, 2971)]