1577840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1$

素因数の和:198

約数の個数: 60

約数和(自身を含む): 4057032

約数和(自身を除く): 2479192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 163, 176, 220, 242, 326, 440, 484, 605, 652, 815, 880, 968, 1210, 1304, 1630, 1793, 1936, 2420, 2608, 3260, 3586, 4840, 6520, 7172, 8965, 9680, 13040, 14344, 17930, 19723, 28688, 35860, 39446, 71720, 78892, 98615, 143440, 157784, 197230, 315568, 394460, 788920, 1577840]

約数ペア:

[(1, 1577840), (2, 788920), (4, 394460), (5, 315568), (8, 197230), (10, 157784), (11, 143440), (16, 98615), (20, 78892), (22, 71720), (40, 39446), (44, 35860), (55, 28688), (80, 19723), (88, 17930), (110, 14344), (121, 13040), (163, 9680), (176, 8965), (220, 7172), (242, 6520), (326, 4840), (440, 3586), (484, 3260), (605, 2608), (652, 2420), (815, 1936), (880, 1793), (968, 1630), (1210, 1304)]