291238420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{57557}}^1$

素因数の和:57600

約数の個数: 48

約数和(自身を含む): 696221568

約数和(自身を除く): 404983148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 57557, 115114, 230228, 287785, 575570, 633127, 1151140, 1266254, 1323811, 2532508, 2647622, 3165635, 5295244, 6331270, 6619055, 12662540, 13238110, 14561921, 26476220, 29123842, 58247684, 72809605, 145619210, 291238420]

約数ペア:

[(1, 291238420), (2, 145619210), (4, 72809605), (5, 58247684), (10, 29123842), (11, 26476220), (20, 14561921), (22, 13238110), (23, 12662540), (44, 6619055), (46, 6331270), (55, 5295244), (92, 3165635), (110, 2647622), (115, 2532508), (220, 1323811), (230, 1266254), (253, 1151140), (460, 633127), (506, 575570), (1012, 287785), (1265, 230228), (2530, 115114), (5060, 57557)]