4646240

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 11158560

約数和(自身を除く): 6512320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 409, 568, 710, 818, 1136, 1420, 1636, 2045, 2272, 2840, 3272, 4090, 5680, 6544, 8180, 11360, 13088, 16360, 29039, 32720, 58078, 65440, 116156, 145195, 232312, 290390, 464624, 580780, 929248, 1161560, 2323120, 4646240]

約数ペア:

[(1, 4646240), (2, 2323120), (4, 1161560), (5, 929248), (8, 580780), (10, 464624), (16, 290390), (20, 232312), (32, 145195), (40, 116156), (71, 65440), (80, 58078), (142, 32720), (160, 29039), (284, 16360), (355, 13088), (409, 11360), (568, 8180), (710, 6544), (818, 5680), (1136, 4090), (1420, 3272), (1636, 2840), (2045, 2272)]