2012190160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{18869}}^1$

素因数の和:18956

約数の個数: 80

約数和(自身を含む): 4941826560

約数和(自身を除く): 2929636400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1720, 2480, 2666, 3440, 5332, 6665, 10664, 13330, 18869, 21328, 26660, 37738, 53320, 75476, 94345, 106640, 150952, 188690, 301904, 377380, 584939, 754760, 811367, 1169878, 1509520, 1622734, 2339756, 2924695, 3245468, 4056835, 4679512, 5849390, 6490936, 8113670, 9359024, 11698780, 12981872, 16227340, 23397560, 25152377, 32454680, 46795120, 50304754, 64909360, 100609508, 125761885, 201219016, 251523770, 402438032, 503047540, 1006095080, 2012190160]

約数ペア:

[(1, 2012190160), (2, 1006095080), (4, 503047540), (5, 402438032), (8, 251523770), (10, 201219016), (16, 125761885), (20, 100609508), (31, 64909360), (40, 50304754), (43, 46795120), (62, 32454680), (80, 25152377), (86, 23397560), (124, 16227340), (155, 12981872), (172, 11698780), (215, 9359024), (248, 8113670), (310, 6490936), (344, 5849390), (430, 4679512), (496, 4056835), (620, 3245468), (688, 2924695), (860, 2339756), (1240, 1622734), (1333, 1509520), (1720, 1169878), (2480, 811367), (2666, 754760), (3440, 584939), (5332, 377380), (6665, 301904), (10664, 188690), (13330, 150952), (18869, 106640), (21328, 94345), (26660, 75476), (37738, 53320)]