20574450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3517}}^1$

素因数の和:3548

約数の個数: 72

約数和(自身を含む): 59545668

約数和(自身を除く): 38971218

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3517, 5850, 7034, 10551, 17585, 21102, 31653, 35170, 45721, 52755, 63306, 87925, 91442, 105510, 137163, 158265, 175850, 228605, 263775, 274326, 316530, 411489, 457210, 527550, 685815, 791325, 822978, 1143025, 1371630, 1582650, 2057445, 2286050, 3429075, 4114890, 6858150, 10287225, 20574450]

約数ペア:

[(1, 20574450), (2, 10287225), (3, 6858150), (5, 4114890), (6, 3429075), (9, 2286050), (10, 2057445), (13, 1582650), (15, 1371630), (18, 1143025), (25, 822978), (26, 791325), (30, 685815), (39, 527550), (45, 457210), (50, 411489), (65, 316530), (75, 274326), (78, 263775), (90, 228605), (117, 175850), (130, 158265), (150, 137163), (195, 105510), (225, 91442), (234, 87925), (325, 63306), (390, 52755), (450, 45721), (585, 35170), (650, 31653), (975, 21102), (1170, 17585), (1950, 10551), (2925, 7034), (3517, 5850)]