79240340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127807}}^1$

素因数の和:127847

約数の個数: 24

約数和(自身を含む): 171773952

約数和(自身を除く): 92533612

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 127807, 255614, 511228, 639035, 1278070, 2556140, 3962017, 7924034, 15848068, 19810085, 39620170, 79240340]

約数ペア:

[(1, 79240340), (2, 39620170), (4, 19810085), (5, 15848068), (10, 7924034), (20, 3962017), (31, 2556140), (62, 1278070), (124, 639035), (155, 511228), (310, 255614), (620, 127807)]