1372804580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1400821}}^1$

素因数の和:1400844

約数の個数: 36

約数和(自身を含む): 3353567868

約数和(自身を除く): 1980763288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1400821, 2801642, 5603284, 7004105, 9805747, 14008210, 19611494, 28016420, 39222988, 49028735, 68640229, 98057470, 137280458, 196114940, 274560916, 343201145, 686402290, 1372804580]

約数ペア:

[(1, 1372804580), (2, 686402290), (4, 343201145), (5, 274560916), (7, 196114940), (10, 137280458), (14, 98057470), (20, 68640229), (28, 49028735), (35, 39222988), (49, 28016420), (70, 19611494), (98, 14008210), (140, 9805747), (196, 7004105), (245, 5603284), (490, 2801642), (980, 1400821)]