30968360

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2339}}^1$

素因数の和:2681

約数の個数: 32

約数和(自身を含む): 69919200

約数和(自身を除く): 38950840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2339, 2648, 3310, 4678, 6620, 9356, 11695, 13240, 18712, 23390, 46780, 93560, 774209, 1548418, 3096836, 3871045, 6193672, 7742090, 15484180, 30968360]

約数ペア:

[(1, 30968360), (2, 15484180), (4, 7742090), (5, 6193672), (8, 3871045), (10, 3096836), (20, 1548418), (40, 774209), (331, 93560), (662, 46780), (1324, 23390), (1655, 18712), (2339, 13240), (2648, 11695), (3310, 9356), (4678, 6620)]