3872604520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{3259}}^1$

素因数の和:3818

約数の個数: 64

約数和(自身を含む): 8877110400

約数和(自身を除く): 5004505880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 487, 488, 610, 974, 1220, 1948, 2435, 2440, 3259, 3896, 4870, 6518, 9740, 13036, 16295, 19480, 26072, 29707, 32590, 59414, 65180, 118828, 130360, 148535, 198799, 237656, 297070, 397598, 594140, 795196, 993995, 1188280, 1587133, 1590392, 1987990, 3174266, 3975980, 6348532, 7935665, 7951960, 12697064, 15871330, 31742660, 63485320, 96815113, 193630226, 387260452, 484075565, 774520904, 968151130, 1936302260, 3872604520]

約数ペア:

[(1, 3872604520), (2, 1936302260), (4, 968151130), (5, 774520904), (8, 484075565), (10, 387260452), (20, 193630226), (40, 96815113), (61, 63485320), (122, 31742660), (244, 15871330), (305, 12697064), (487, 7951960), (488, 7935665), (610, 6348532), (974, 3975980), (1220, 3174266), (1948, 1987990), (2435, 1590392), (2440, 1587133), (3259, 1188280), (3896, 993995), (4870, 795196), (6518, 594140), (9740, 397598), (13036, 297070), (16295, 237656), (19480, 198799), (26072, 148535), (29707, 130360), (32590, 118828), (59414, 65180)]