9727259380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{171799}}^1$

素因数の和:171976

約数の個数: 48

約数和(自身を含む): 21646800000

約数和(自身を除く): 11919540620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2831, 2980, 5662, 11324, 14155, 28310, 56620, 171799, 343598, 687196, 858995, 1717990, 3264181, 3435980, 6528362, 13056724, 16320905, 25598051, 32641810, 51196102, 65283620, 102392204, 127990255, 255980510, 486362969, 511961020, 972725938, 1945451876, 2431814845, 4863629690, 9727259380]

約数ペア:

[(1, 9727259380), (2, 4863629690), (4, 2431814845), (5, 1945451876), (10, 972725938), (19, 511961020), (20, 486362969), (38, 255980510), (76, 127990255), (95, 102392204), (149, 65283620), (190, 51196102), (298, 32641810), (380, 25598051), (596, 16320905), (745, 13056724), (1490, 6528362), (2831, 3435980), (2980, 3264181), (5662, 1717990), (11324, 858995), (14155, 687196), (28310, 343598), (56620, 171799)]