6386660

素因数分解:

$2^2\times 5^1\times 7^5\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 72

約数和(自身を含む): 16470720

約数和(自身を除く): 10084060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 343, 380, 490, 532, 665, 686, 931, 980, 1330, 1372, 1715, 1862, 2401, 2660, 3430, 3724, 4655, 4802, 6517, 6860, 9310, 9604, 12005, 13034, 16807, 18620, 24010, 26068, 32585, 33614, 45619, 48020, 65170, 67228, 84035, 91238, 130340, 168070, 182476, 228095, 319333, 336140, 456190, 638666, 912380, 1277332, 1596665, 3193330, 6386660]

約数ペア:

[(1, 6386660), (2, 3193330), (4, 1596665), (5, 1277332), (7, 912380), (10, 638666), (14, 456190), (19, 336140), (20, 319333), (28, 228095), (35, 182476), (38, 168070), (49, 130340), (70, 91238), (76, 84035), (95, 67228), (98, 65170), (133, 48020), (140, 45619), (190, 33614), (196, 32585), (245, 26068), (266, 24010), (343, 18620), (380, 16807), (490, 13034), (532, 12005), (665, 9604), (686, 9310), (931, 6860), (980, 6517), (1330, 4802), (1372, 4655), (1715, 3724), (1862, 3430), (2401, 2660)]