18682240

素因数分解:

$2^7\times 5^1\times {\mathrm{29191}}^1$

素因数の和:29210

約数の個数: 32

約数和(自身を含む): 44663760

約数和(自身を除く): 25981520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29191, 58382, 116764, 145955, 233528, 291910, 467056, 583820, 934112, 1167640, 1868224, 2335280, 3736448, 4670560, 9341120, 18682240]

約数ペア:

[(1, 18682240), (2, 9341120), (4, 4670560), (5, 3736448), (8, 2335280), (10, 1868224), (16, 1167640), (20, 934112), (32, 583820), (40, 467056), (64, 291910), (80, 233528), (128, 145955), (160, 116764), (320, 58382), (640, 29191)]