47878680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{398989}}^1$

素因数の和:399003

約数の個数: 32

約数和(自身を含む): 143636400

約数和(自身を除く): 95757720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 398989, 797978, 1196967, 1595956, 1994945, 2393934, 3191912, 3989890, 4787868, 5984835, 7979780, 9575736, 11969670, 15959560, 23939340, 47878680]

約数ペア:

[(1, 47878680), (2, 23939340), (3, 15959560), (4, 11969670), (5, 9575736), (6, 7979780), (8, 5984835), (10, 4787868), (12, 3989890), (15, 3191912), (20, 2393934), (24, 1994945), (30, 1595956), (40, 1196967), (60, 797978), (120, 398989)]