4272400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1000

約数の個数: 60

約数和(自身を含む): 11209104

約数和(自身を除く): 6936704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 971, 1100, 1942, 2200, 3884, 4400, 4855, 7768, 9710, 10681, 15536, 19420, 21362, 24275, 38840, 42724, 48550, 53405, 77680, 85448, 97100, 106810, 170896, 194200, 213620, 267025, 388400, 427240, 534050, 854480, 1068100, 2136200, 4272400]

約数ペア:

[(1, 4272400), (2, 2136200), (4, 1068100), (5, 854480), (8, 534050), (10, 427240), (11, 388400), (16, 267025), (20, 213620), (22, 194200), (25, 170896), (40, 106810), (44, 97100), (50, 85448), (55, 77680), (80, 53405), (88, 48550), (100, 42724), (110, 38840), (176, 24275), (200, 21362), (220, 19420), (275, 15536), (400, 10681), (440, 9710), (550, 7768), (880, 4855), (971, 4400), (1100, 3884), (1942, 2200)]