40928810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2113}}^1$

素因数の和:2282

約数の個数: 32

約数和(自身を含む): 79909200

約数和(自身を除く): 38980390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1937, 2113, 3874, 4226, 9685, 10565, 19370, 21130, 27469, 54938, 137345, 274690, 314837, 629674, 1574185, 3148370, 4092881, 8185762, 20464405, 40928810]

約数ペア:

[(1, 40928810), (2, 20464405), (5, 8185762), (10, 4092881), (13, 3148370), (26, 1574185), (65, 629674), (130, 314837), (149, 274690), (298, 137345), (745, 54938), (1490, 27469), (1937, 21130), (2113, 19370), (3874, 10565), (4226, 9685)]