2015017940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7750069}}^1$

素因数の和:7750091

約数の個数: 24

約数和(自身を含む): 4557041160

約数和(自身を除く): 2542023220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7750069, 15500138, 31000276, 38750345, 77500690, 100750897, 155001380, 201501794, 403003588, 503754485, 1007508970, 2015017940]

約数ペア:

[(1, 2015017940), (2, 1007508970), (4, 503754485), (5, 403003588), (10, 201501794), (13, 155001380), (20, 100750897), (26, 77500690), (52, 38750345), (65, 31000276), (130, 15500138), (260, 7750069)]