56234620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6977}}^1$

素因数の和:7030

約数の個数: 48

約数和(自身を含む): 131298048

約数和(自身を除く): 75063428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 6977, 8060, 13954, 27908, 34885, 69770, 90701, 139540, 181402, 216287, 362804, 432574, 453505, 865148, 907010, 1081435, 1814020, 2162870, 2811731, 4325740, 5623462, 11246924, 14058655, 28117310, 56234620]

約数ペア:

[(1, 56234620), (2, 28117310), (4, 14058655), (5, 11246924), (10, 5623462), (13, 4325740), (20, 2811731), (26, 2162870), (31, 1814020), (52, 1081435), (62, 907010), (65, 865148), (124, 453505), (130, 432574), (155, 362804), (260, 216287), (310, 181402), (403, 139540), (620, 90701), (806, 69770), (1612, 34885), (2015, 27908), (4030, 13954), (6977, 8060)]