80398680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{669989}}^1$

素因数の和:670003

約数の個数: 32

約数和(自身を含む): 241196400

約数和(自身を除く): 160797720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 669989, 1339978, 2009967, 2679956, 3349945, 4019934, 5359912, 6699890, 8039868, 10049835, 13399780, 16079736, 20099670, 26799560, 40199340, 80398680]

約数ペア:

[(1, 80398680), (2, 40199340), (3, 26799560), (4, 20099670), (5, 16079736), (6, 13399780), (8, 10049835), (10, 8039868), (12, 6699890), (15, 5359912), (20, 4019934), (24, 3349945), (30, 2679956), (40, 2009967), (60, 1339978), (120, 669989)]