2021159080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1\times {\mathrm{2659}}^1$

素因数の和:3314

約数の個数: 64

約数和(自身を含む): 4703731200

約数和(自身を除く): 2682572120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 613, 620, 1226, 1240, 2452, 2659, 3065, 4904, 5318, 6130, 10636, 12260, 13295, 19003, 21272, 24520, 26590, 38006, 53180, 76012, 82429, 95015, 106360, 152024, 164858, 190030, 329716, 380060, 412145, 659432, 760120, 824290, 1629967, 1648580, 3259934, 3297160, 6519868, 8149835, 13039736, 16299670, 32599340, 50528977, 65198680, 101057954, 202115908, 252644885, 404231816, 505289770, 1010579540, 2021159080]

約数ペア:

[(1, 2021159080), (2, 1010579540), (4, 505289770), (5, 404231816), (8, 252644885), (10, 202115908), (20, 101057954), (31, 65198680), (40, 50528977), (62, 32599340), (124, 16299670), (155, 13039736), (248, 8149835), (310, 6519868), (613, 3297160), (620, 3259934), (1226, 1648580), (1240, 1629967), (2452, 824290), (2659, 760120), (3065, 659432), (4904, 412145), (5318, 380060), (6130, 329716), (10636, 190030), (12260, 164858), (13295, 152024), (19003, 106360), (21272, 95015), (24520, 82429), (26590, 76012), (38006, 53180)]