30892840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 77137920

約数和(自身を除く): 46245080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1151, 1220, 1342, 2302, 2440, 2684, 3355, 4604, 5368, 5755, 6710, 9208, 11510, 12661, 13420, 23020, 25322, 26840, 46040, 50644, 63305, 70211, 101288, 126610, 140422, 253220, 280844, 351055, 506440, 561688, 702110, 772321, 1404220, 1544642, 2808440, 3089284, 3861605, 6178568, 7723210, 15446420, 30892840]

約数ペア:

[(1, 30892840), (2, 15446420), (4, 7723210), (5, 6178568), (8, 3861605), (10, 3089284), (11, 2808440), (20, 1544642), (22, 1404220), (40, 772321), (44, 702110), (55, 561688), (61, 506440), (88, 351055), (110, 280844), (122, 253220), (220, 140422), (244, 126610), (305, 101288), (440, 70211), (488, 63305), (610, 50644), (671, 46040), (1151, 26840), (1220, 25322), (1342, 23020), (2302, 13420), (2440, 12661), (2684, 11510), (3355, 9208), (4604, 6710), (5368, 5755)]