8480240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1493}}^1$

素因数の和:1577

約数の個数: 40

約数和(自身を含む): 20007648

約数和(自身を除く): 11527408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1493, 2840, 2986, 5680, 5972, 7465, 11944, 14930, 23888, 29860, 59720, 106003, 119440, 212006, 424012, 530015, 848024, 1060030, 1696048, 2120060, 4240120, 8480240]

約数ペア:

[(1, 8480240), (2, 4240120), (4, 2120060), (5, 1696048), (8, 1060030), (10, 848024), (16, 530015), (20, 424012), (40, 212006), (71, 119440), (80, 106003), (142, 59720), (284, 29860), (355, 23888), (568, 14930), (710, 11944), (1136, 7465), (1420, 5972), (1493, 5680), (2840, 2986)]