2008409910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223903}}^1$

素因数の和:223949

約数の個数: 64

約数和(自身を含む): 5416685568

約数和(自身を除く): 3408275658

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 223903, 447806, 671709, 1119515, 1343418, 2239030, 2910739, 3358545, 5149769, 5821478, 6717090, 8732217, 10299538, 14553695, 15449307, 17464434, 25748845, 29107390, 30898614, 43661085, 51497690, 66946997, 77246535, 87322170, 133893994, 154493070, 200840991, 334734985, 401681982, 669469970, 1004204955, 2008409910]

約数ペア:

[(1, 2008409910), (2, 1004204955), (3, 669469970), (5, 401681982), (6, 334734985), (10, 200840991), (13, 154493070), (15, 133893994), (23, 87322170), (26, 77246535), (30, 66946997), (39, 51497690), (46, 43661085), (65, 30898614), (69, 29107390), (78, 25748845), (115, 17464434), (130, 15449307), (138, 14553695), (195, 10299538), (230, 8732217), (299, 6717090), (345, 5821478), (390, 5149769), (598, 3358545), (690, 2910739), (897, 2239030), (1495, 1343418), (1794, 1119515), (2990, 671709), (4485, 447806), (8970, 223903)]