19702920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{164191}}^1$

素因数の和:164205

約数の個数: 32

約数和(自身を含む): 59109120

約数和(自身を除く): 39406200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 164191, 328382, 492573, 656764, 820955, 985146, 1313528, 1641910, 1970292, 2462865, 3283820, 3940584, 4925730, 6567640, 9851460, 19702920]

約数ペア:

[(1, 19702920), (2, 9851460), (3, 6567640), (4, 4925730), (5, 3940584), (6, 3283820), (8, 2462865), (10, 1970292), (12, 1641910), (15, 1313528), (20, 985146), (24, 820955), (30, 656764), (40, 492573), (60, 328382), (120, 164191)]