30627880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 74085840

約数和(自身を除く): 43457960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 617, 680, 730, 1234, 1241, 1460, 2468, 2482, 2920, 3085, 4936, 4964, 6170, 6205, 9928, 10489, 12340, 12410, 20978, 24680, 24820, 41956, 45041, 49640, 52445, 83912, 90082, 104890, 180164, 209780, 225205, 360328, 419560, 450410, 765697, 900820, 1531394, 1801640, 3062788, 3828485, 6125576, 7656970, 15313940, 30627880]

約数ペア:

[(1, 30627880), (2, 15313940), (4, 7656970), (5, 6125576), (8, 3828485), (10, 3062788), (17, 1801640), (20, 1531394), (34, 900820), (40, 765697), (68, 450410), (73, 419560), (85, 360328), (136, 225205), (146, 209780), (170, 180164), (292, 104890), (340, 90082), (365, 83912), (584, 52445), (617, 49640), (680, 45041), (730, 41956), (1234, 24820), (1241, 24680), (1460, 20978), (2468, 12410), (2482, 12340), (2920, 10489), (3085, 9928), (4936, 6205), (4964, 6170)]