195985040

素因数分解:

$2^4\times 5^1\times {\mathrm{2449813}}^1$

素因数の和:2449826

約数の個数: 20

約数和(自身を含む): 455665404

約数和(自身を除く): 259680364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2449813, 4899626, 9799252, 12249065, 19598504, 24498130, 39197008, 48996260, 97992520, 195985040]

約数ペア:

[(1, 195985040), (2, 97992520), (4, 48996260), (5, 39197008), (8, 24498130), (10, 19598504), (16, 12249065), (20, 9799252), (40, 4899626), (80, 2449813)]