8764940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 19375104

約数和(自身を除く): 10610164

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 211, 268, 310, 335, 422, 620, 670, 844, 1055, 1340, 2077, 2110, 4154, 4220, 6541, 8308, 10385, 13082, 14137, 20770, 26164, 28274, 32705, 41540, 56548, 65410, 70685, 130820, 141370, 282740, 438247, 876494, 1752988, 2191235, 4382470, 8764940]

約数ペア:

[(1, 8764940), (2, 4382470), (4, 2191235), (5, 1752988), (10, 876494), (20, 438247), (31, 282740), (62, 141370), (67, 130820), (124, 70685), (134, 65410), (155, 56548), (211, 41540), (268, 32705), (310, 28274), (335, 26164), (422, 20770), (620, 14137), (670, 13082), (844, 10385), (1055, 8308), (1340, 6541), (2077, 4220), (2110, 4154)]