2890990070

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{13009}}^1$

素因数の和:13400

約数の個数: 32

約数和(自身を含む): 5294341440

約数和(自身を除く): 2403351370

約数列:

[1, 2, 5, 10, 71, 142, 313, 355, 626, 710, 1565, 3130, 13009, 22223, 26018, 44446, 65045, 111115, 130090, 222230, 923639, 1847278, 4071817, 4618195, 8143634, 9236390, 20359085, 40718170, 289099007, 578198014, 1445495035, 2890990070]

約数ペア:

[(1, 2890990070), (2, 1445495035), (5, 578198014), (10, 289099007), (71, 40718170), (142, 20359085), (313, 9236390), (355, 8143634), (626, 4618195), (710, 4071817), (1565, 1847278), (3130, 923639), (13009, 222230), (22223, 130090), (26018, 111115), (44446, 65045)]