121900540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{358531}}^1$

素因数の和:358557

約数の個数: 24

約数和(自身を含む): 271050192

約数和(自身を除く): 149149652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 358531, 717062, 1434124, 1792655, 3585310, 6095027, 7170620, 12190054, 24380108, 30475135, 60950270, 121900540]

約数ペア:

[(1, 121900540), (2, 60950270), (4, 30475135), (5, 24380108), (10, 12190054), (17, 7170620), (20, 6095027), (34, 3585310), (68, 1792655), (85, 1434124), (170, 717062), (340, 358531)]