55684580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{56821}}^1$

素因数の和:56844

約数の個数: 36

約数和(自身を含む): 136031868

約数和(自身を除く): 80347288

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 56821, 113642, 227284, 284105, 397747, 568210, 795494, 1136420, 1590988, 1988735, 2784229, 3977470, 5568458, 7954940, 11136916, 13921145, 27842290, 55684580]

約数ペア:

[(1, 55684580), (2, 27842290), (4, 13921145), (5, 11136916), (7, 7954940), (10, 5568458), (14, 3977470), (20, 2784229), (28, 1988735), (35, 1590988), (49, 1136420), (70, 795494), (98, 568210), (140, 397747), (196, 284105), (245, 227284), (490, 113642), (980, 56821)]