2691130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 5289984

約数和(自身を除く): 2598854

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 163, 254, 326, 635, 815, 1270, 1630, 1651, 2119, 3302, 4238, 8255, 10595, 16510, 20701, 21190, 41402, 103505, 207010, 269113, 538226, 1345565, 2691130]

約数ペア:

[(1, 2691130), (2, 1345565), (5, 538226), (10, 269113), (13, 207010), (26, 103505), (65, 41402), (127, 21190), (130, 20701), (163, 16510), (254, 10595), (326, 8255), (635, 4238), (815, 3302), (1270, 2119), (1630, 1651)]