201855040

素因数分解:

$2^6\times 5^1\times {\mathrm{630797}}^1$

素因数の和:630814

約数の個数: 28

約数和(自身を含む): 480668076

約数和(自身を除く): 278813036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 630797, 1261594, 2523188, 3153985, 5046376, 6307970, 10092752, 12615940, 20185504, 25231880, 40371008, 50463760, 100927520, 201855040]

約数ペア:

[(1, 201855040), (2, 100927520), (4, 50463760), (5, 40371008), (8, 25231880), (10, 20185504), (16, 12615940), (20, 10092752), (32, 6307970), (40, 5046376), (64, 3153985), (80, 2523188), (160, 1261594), (320, 630797)]