30875240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1493}}^1$

素因数の和:1562

約数の個数: 64

約数和(自身を含む): 77448960

約数和(自身を除く): 46573720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1493, 1880, 2068, 2585, 2986, 4136, 5170, 5972, 7465, 10340, 11944, 14930, 16423, 20680, 29860, 32846, 59720, 65692, 70171, 82115, 131384, 140342, 164230, 280684, 328460, 350855, 561368, 656920, 701710, 771881, 1403420, 1543762, 2806840, 3087524, 3859405, 6175048, 7718810, 15437620, 30875240]

約数ペア:

[(1, 30875240), (2, 15437620), (4, 7718810), (5, 6175048), (8, 3859405), (10, 3087524), (11, 2806840), (20, 1543762), (22, 1403420), (40, 771881), (44, 701710), (47, 656920), (55, 561368), (88, 350855), (94, 328460), (110, 280684), (188, 164230), (220, 140342), (235, 131384), (376, 82115), (440, 70171), (470, 65692), (517, 59720), (940, 32846), (1034, 29860), (1493, 20680), (1880, 16423), (2068, 14930), (2585, 11944), (2986, 10340), (4136, 7465), (5170, 5972)]