19968360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166403}}^1$

素因数の和:166417

約数の個数: 32

約数和(自身を含む): 59905440

約数和(自身を除く): 39937080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166403, 332806, 499209, 665612, 832015, 998418, 1331224, 1664030, 1996836, 2496045, 3328060, 3993672, 4992090, 6656120, 9984180, 19968360]

約数ペア:

[(1, 19968360), (2, 9984180), (3, 6656120), (4, 4992090), (5, 3993672), (6, 3328060), (8, 2496045), (10, 1996836), (12, 1664030), (15, 1331224), (20, 998418), (24, 832015), (30, 665612), (40, 499209), (60, 332806), (120, 166403)]