19005491620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{155299}}^1$

素因数の和:155548

約数の個数: 48

約数和(自身を含む): 41483736000

約数和(自身を除く): 22478244380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 211, 290, 422, 580, 844, 1055, 2110, 4220, 6119, 12238, 24476, 30595, 61190, 122380, 155299, 310598, 621196, 776495, 1552990, 3105980, 4503671, 9007342, 18014684, 22518355, 32768089, 45036710, 65536178, 90073420, 131072356, 163840445, 327680890, 655361780, 950274581, 1900549162, 3801098324, 4751372905, 9502745810, 19005491620]

約数ペア:

[(1, 19005491620), (2, 9502745810), (4, 4751372905), (5, 3801098324), (10, 1900549162), (20, 950274581), (29, 655361780), (58, 327680890), (116, 163840445), (145, 131072356), (211, 90073420), (290, 65536178), (422, 45036710), (580, 32768089), (844, 22518355), (1055, 18014684), (2110, 9007342), (4220, 4503671), (6119, 3105980), (12238, 1552990), (24476, 776495), (30595, 621196), (61190, 310598), (122380, 155299)]