1262320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 3035520

約数和(自身を除く): 1773200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 509, 620, 1018, 1240, 2036, 2480, 2545, 4072, 5090, 8144, 10180, 15779, 20360, 31558, 40720, 63116, 78895, 126232, 157790, 252464, 315580, 631160, 1262320]

約数ペア:

[(1, 1262320), (2, 631160), (4, 315580), (5, 252464), (8, 157790), (10, 126232), (16, 78895), (20, 63116), (31, 40720), (40, 31558), (62, 20360), (80, 15779), (124, 10180), (155, 8144), (248, 5090), (310, 4072), (496, 2545), (509, 2480), (620, 2036), (1018, 1240)]