738630040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{260081}}^1$

素因数の和:260163

約数の個数: 32

約数和(自身を含む): 1685331360

約数和(自身を除く): 946701320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 260081, 520162, 1040324, 1300405, 2080648, 2600810, 5201620, 10403240, 18465751, 36931502, 73863004, 92328755, 147726008, 184657510, 369315020, 738630040]

約数ペア:

[(1, 738630040), (2, 369315020), (4, 184657510), (5, 147726008), (8, 92328755), (10, 73863004), (20, 36931502), (40, 18465751), (71, 10403240), (142, 5201620), (284, 2600810), (355, 2080648), (568, 1300405), (710, 1040324), (1420, 520162), (2840, 260081)]