20174163620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{75997}}^1$

素因数の和:77040

約数の個数: 48

約数和(自身を含む): 45669934128

約数和(自身を除く): 25495770508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1021, 2042, 4084, 5105, 10210, 13273, 20420, 26546, 53092, 66365, 75997, 132730, 151994, 265460, 303988, 379985, 759970, 987961, 1519940, 1975922, 3951844, 4939805, 9879610, 19759220, 77592937, 155185874, 310371748, 387964685, 775929370, 1008708181, 1551858740, 2017416362, 4034832724, 5043540905, 10087081810, 20174163620]

約数ペア:

[(1, 20174163620), (2, 10087081810), (4, 5043540905), (5, 4034832724), (10, 2017416362), (13, 1551858740), (20, 1008708181), (26, 775929370), (52, 387964685), (65, 310371748), (130, 155185874), (260, 77592937), (1021, 19759220), (2042, 9879610), (4084, 4939805), (5105, 3951844), (10210, 1975922), (13273, 1519940), (20420, 987961), (26546, 759970), (53092, 379985), (66365, 303988), (75997, 265460), (132730, 151994)]