38856640

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3917}}^1$

素因数の和:3965

約数の個数: 56

約数和(自身を含む): 95536512

約数和(自身を除く): 56679872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 3917, 4960, 7834, 9920, 15668, 19585, 31336, 39170, 62672, 78340, 121427, 125344, 156680, 242854, 250688, 313360, 485708, 607135, 626720, 971416, 1214270, 1253440, 1942832, 2428540, 3885664, 4857080, 7771328, 9714160, 19428320, 38856640]

約数ペア:

[(1, 38856640), (2, 19428320), (4, 9714160), (5, 7771328), (8, 4857080), (10, 3885664), (16, 2428540), (20, 1942832), (31, 1253440), (32, 1214270), (40, 971416), (62, 626720), (64, 607135), (80, 485708), (124, 313360), (155, 250688), (160, 242854), (248, 156680), (310, 125344), (320, 121427), (496, 78340), (620, 62672), (992, 39170), (1240, 31336), (1984, 19585), (2480, 15668), (3917, 9920), (4960, 7834)]