2123705090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{1307}}^1$

素因数の和:1787

約数の個数: 64

約数和(自身を含む): 4271823360

約数和(自身を除く): 2148118270

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 431, 754, 862, 1307, 1885, 2155, 2614, 3770, 4310, 5603, 6535, 11206, 12499, 13070, 16991, 24998, 28015, 33982, 37903, 56030, 62495, 75806, 84955, 124990, 162487, 169910, 189515, 324974, 379030, 492739, 563317, 812435, 985478, 1126634, 1624870, 2463695, 2816585, 4927390, 5633170, 7323121, 14646242, 16336193, 32672386, 36615605, 73231210, 81680965, 163361930, 212370509, 424741018, 1061852545, 2123705090]

約数ペア:

[(1, 2123705090), (2, 1061852545), (5, 424741018), (10, 212370509), (13, 163361930), (26, 81680965), (29, 73231210), (58, 36615605), (65, 32672386), (130, 16336193), (145, 14646242), (290, 7323121), (377, 5633170), (431, 4927390), (754, 2816585), (862, 2463695), (1307, 1624870), (1885, 1126634), (2155, 985478), (2614, 812435), (3770, 563317), (4310, 492739), (5603, 379030), (6535, 324974), (11206, 189515), (12499, 169910), (13070, 162487), (16991, 124990), (24998, 84955), (28015, 75806), (33982, 62495), (37903, 56030)]