85720920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{714341}}^1$

素因数の和:714355

約数の個数: 32

約数和(自身を含む): 257163120

約数和(自身を除く): 171442200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 714341, 1428682, 2143023, 2857364, 3571705, 4286046, 5714728, 7143410, 8572092, 10715115, 14286820, 17144184, 21430230, 28573640, 42860460, 85720920]

約数ペア:

[(1, 85720920), (2, 42860460), (3, 28573640), (4, 21430230), (5, 17144184), (6, 14286820), (8, 10715115), (10, 8572092), (12, 7143410), (15, 5714728), (20, 4286046), (24, 3571705), (30, 2857364), (40, 2143023), (60, 1428682), (120, 714341)]