1615653680

素因数分解:

$2^4\times 5^1\times {\mathrm{20195671}}^1$

素因数の和:20195684

約数の個数: 20

約数和(自身を含む): 3756394992

約数和(自身を除く): 2140741312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20195671, 40391342, 80782684, 100978355, 161565368, 201956710, 323130736, 403913420, 807826840, 1615653680]

約数ペア:

[(1, 1615653680), (2, 807826840), (4, 403913420), (5, 323130736), (8, 201956710), (10, 161565368), (16, 100978355), (20, 80782684), (40, 40391342), (80, 20195671)]