55420440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1097}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 166808160

約数和(自身を除く): 111387720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1097, 1263, 1684, 2105, 2194, 2526, 3291, 3368, 4210, 4388, 5052, 5485, 6315, 6582, 8420, 8776, 10104, 10970, 12630, 13164, 16455, 16840, 21940, 25260, 26328, 32910, 43880, 50520, 65820, 131640, 461837, 923674, 1385511, 1847348, 2309185, 2771022, 3694696, 4618370, 5542044, 6927555, 9236740, 11084088, 13855110, 18473480, 27710220, 55420440]

約数ペア:

[(1, 55420440), (2, 27710220), (3, 18473480), (4, 13855110), (5, 11084088), (6, 9236740), (8, 6927555), (10, 5542044), (12, 4618370), (15, 3694696), (20, 2771022), (24, 2309185), (30, 1847348), (40, 1385511), (60, 923674), (120, 461837), (421, 131640), (842, 65820), (1097, 50520), (1263, 43880), (1684, 32910), (2105, 26328), (2194, 25260), (2526, 21940), (3291, 16840), (3368, 16455), (4210, 13164), (4388, 12630), (5052, 10970), (5485, 10104), (6315, 8776), (6582, 8420)]