401334160

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{11173}}^1$

素因数の和:11635

約数の個数: 40

約数和(自身を含む): 935263800

約数和(自身を除く): 533929640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2245, 3592, 4490, 7184, 8980, 11173, 17960, 22346, 35920, 44692, 55865, 89384, 111730, 178768, 223460, 446920, 893840, 5016677, 10033354, 20066708, 25083385, 40133416, 50166770, 80266832, 100333540, 200667080, 401334160]

約数ペア:

[(1, 401334160), (2, 200667080), (4, 100333540), (5, 80266832), (8, 50166770), (10, 40133416), (16, 25083385), (20, 20066708), (40, 10033354), (80, 5016677), (449, 893840), (898, 446920), (1796, 223460), (2245, 178768), (3592, 111730), (4490, 89384), (7184, 55865), (8980, 44692), (11173, 35920), (17960, 22346)]