9948520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 23639040

約数和(自身を除く): 13690520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 113, 124, 142, 155, 226, 248, 284, 310, 355, 452, 565, 568, 620, 710, 904, 1130, 1240, 1420, 2201, 2260, 2840, 3503, 4402, 4520, 7006, 8023, 8804, 11005, 14012, 16046, 17515, 17608, 22010, 28024, 32092, 35030, 40115, 44020, 64184, 70060, 80230, 88040, 140120, 160460, 248713, 320920, 497426, 994852, 1243565, 1989704, 2487130, 4974260, 9948520]

約数ペア:

[(1, 9948520), (2, 4974260), (4, 2487130), (5, 1989704), (8, 1243565), (10, 994852), (20, 497426), (31, 320920), (40, 248713), (62, 160460), (71, 140120), (113, 88040), (124, 80230), (142, 70060), (155, 64184), (226, 44020), (248, 40115), (284, 35030), (310, 32092), (355, 28024), (452, 22010), (565, 17608), (568, 17515), (620, 16046), (710, 14012), (904, 11005), (1130, 8804), (1240, 8023), (1420, 7006), (2201, 4520), (2260, 4402), (2840, 3503)]