31611940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 69640704

約数和(自身を除く): 38028764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 761, 1340, 1522, 2077, 3044, 3805, 4154, 7610, 8308, 10385, 15220, 20770, 23591, 41540, 47182, 50987, 94364, 101974, 117955, 203948, 235910, 254935, 471820, 509870, 1019740, 1580597, 3161194, 6322388, 7902985, 15805970, 31611940]

約数ペア:

[(1, 31611940), (2, 15805970), (4, 7902985), (5, 6322388), (10, 3161194), (20, 1580597), (31, 1019740), (62, 509870), (67, 471820), (124, 254935), (134, 235910), (155, 203948), (268, 117955), (310, 101974), (335, 94364), (620, 50987), (670, 47182), (761, 41540), (1340, 23591), (1522, 20770), (2077, 15220), (3044, 10385), (3805, 8308), (4154, 7610)]