123898360

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{6719}}^1$

素因数の和:7191

約数の個数: 32

約数和(自身を含む): 279417600

約数和(自身を除く): 155519240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4610, 6719, 9220, 13438, 18440, 26876, 33595, 53752, 67190, 134380, 268760, 3097459, 6194918, 12389836, 15487295, 24779672, 30974590, 61949180, 123898360]

約数ペア:

[(1, 123898360), (2, 61949180), (4, 30974590), (5, 24779672), (8, 15487295), (10, 12389836), (20, 6194918), (40, 3097459), (461, 268760), (922, 134380), (1844, 67190), (2305, 53752), (3688, 33595), (4610, 26876), (6719, 18440), (9220, 13438)]