667040820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{26407}}^1$

素因数の和:26840

約数の個数: 48

約数和(自身を含む): 1872221568

約数和(自身を除く): 1205180748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 8420, 12630, 25260, 26407, 52814, 79221, 105628, 132035, 158442, 264070, 316884, 396105, 528140, 792210, 1584420, 11117347, 22234694, 33352041, 44469388, 55586735, 66704082, 111173470, 133408164, 166760205, 222346940, 333520410, 667040820]

約数ペア:

[(1, 667040820), (2, 333520410), (3, 222346940), (4, 166760205), (5, 133408164), (6, 111173470), (10, 66704082), (12, 55586735), (15, 44469388), (20, 33352041), (30, 22234694), (60, 11117347), (421, 1584420), (842, 792210), (1263, 528140), (1684, 396105), (2105, 316884), (2526, 264070), (4210, 158442), (5052, 132035), (6315, 105628), (8420, 79221), (12630, 52814), (25260, 26407)]