510989840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89963}}^1$

素因数の和:90047

約数の個数: 40

約数和(自身を含む): 1204797888

約数和(自身を除く): 693808048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 89963, 179926, 359852, 449815, 719704, 899630, 1439408, 1799260, 3598520, 6387373, 7197040, 12774746, 25549492, 31936865, 51098984, 63873730, 102197968, 127747460, 255494920, 510989840]

約数ペア:

[(1, 510989840), (2, 255494920), (4, 127747460), (5, 102197968), (8, 63873730), (10, 51098984), (16, 31936865), (20, 25549492), (40, 12774746), (71, 7197040), (80, 6387373), (142, 3598520), (284, 1799260), (355, 1439408), (568, 899630), (710, 719704), (1136, 449815), (1420, 359852), (2840, 179926), (5680, 89963)]