20366760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1907}}^1$

素因数の和:2010

約数の個数: 64

約数和(自身を含む): 61819200

約数和(自身を除く): 41452440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 1907, 2136, 2670, 3560, 3814, 5340, 5721, 7628, 9535, 10680, 11442, 15256, 19070, 22884, 28605, 38140, 45768, 57210, 76280, 114420, 169723, 228840, 339446, 509169, 678892, 848615, 1018338, 1357784, 1697230, 2036676, 2545845, 3394460, 4073352, 5091690, 6788920, 10183380, 20366760]

約数ペア:

[(1, 20366760), (2, 10183380), (3, 6788920), (4, 5091690), (5, 4073352), (6, 3394460), (8, 2545845), (10, 2036676), (12, 1697230), (15, 1357784), (20, 1018338), (24, 848615), (30, 678892), (40, 509169), (60, 339446), (89, 228840), (120, 169723), (178, 114420), (267, 76280), (356, 57210), (445, 45768), (534, 38140), (712, 28605), (890, 22884), (1068, 19070), (1335, 15256), (1780, 11442), (1907, 10680), (2136, 9535), (2670, 7628), (3560, 5721), (3814, 5340)]