30628840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 75841920

約数和(自身を除く): 45213080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 302, 440, 461, 604, 755, 922, 1208, 1510, 1661, 1844, 2305, 3020, 3322, 3688, 4610, 5071, 6040, 6644, 8305, 9220, 10142, 13288, 16610, 18440, 20284, 25355, 33220, 40568, 50710, 66440, 69611, 101420, 139222, 202840, 278444, 348055, 556888, 696110, 765721, 1392220, 1531442, 2784440, 3062884, 3828605, 6125768, 7657210, 15314420, 30628840]

約数ペア:

[(1, 30628840), (2, 15314420), (4, 7657210), (5, 6125768), (8, 3828605), (10, 3062884), (11, 2784440), (20, 1531442), (22, 1392220), (40, 765721), (44, 696110), (55, 556888), (88, 348055), (110, 278444), (151, 202840), (220, 139222), (302, 101420), (440, 69611), (461, 66440), (604, 50710), (755, 40568), (922, 33220), (1208, 25355), (1510, 20284), (1661, 18440), (1844, 16610), (2305, 13288), (3020, 10142), (3322, 9220), (3688, 8305), (4610, 6644), (5071, 6040)]