8836240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 24284160

約数和(自身を除く): 15447920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 509, 560, 620, 868, 1018, 1085, 1240, 1736, 2036, 2170, 2480, 2545, 3472, 3563, 4072, 4340, 5090, 7126, 8144, 8680, 10180, 14252, 15779, 17360, 17815, 20360, 28504, 31558, 35630, 40720, 57008, 63116, 71260, 78895, 110453, 126232, 142520, 157790, 220906, 252464, 285040, 315580, 441812, 552265, 631160, 883624, 1104530, 1262320, 1767248, 2209060, 4418120, 8836240]

約数ペア:

[(1, 8836240), (2, 4418120), (4, 2209060), (5, 1767248), (7, 1262320), (8, 1104530), (10, 883624), (14, 631160), (16, 552265), (20, 441812), (28, 315580), (31, 285040), (35, 252464), (40, 220906), (56, 157790), (62, 142520), (70, 126232), (80, 110453), (112, 78895), (124, 71260), (140, 63116), (155, 57008), (217, 40720), (248, 35630), (280, 31558), (310, 28504), (434, 20360), (496, 17815), (509, 17360), (560, 15779), (620, 14252), (868, 10180), (1018, 8680), (1085, 8144), (1240, 7126), (1736, 5090), (2036, 4340), (2170, 4072), (2480, 3563), (2545, 3472)]