90170380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{265207}}^1$

素因数の和:265233

約数の個数: 24

約数和(自身を含む): 200497248

約数和(自身を除く): 110326868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 265207, 530414, 1060828, 1326035, 2652070, 4508519, 5304140, 9017038, 18034076, 22542595, 45085190, 90170380]

約数ペア:

[(1, 90170380), (2, 45085190), (4, 22542595), (5, 18034076), (10, 9017038), (17, 5304140), (20, 4508519), (34, 2652070), (68, 1326035), (85, 1060828), (170, 530414), (340, 265207)]