31240680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{260339}}^1$

素因数の和:260353

約数の個数: 32

約数和(自身を含む): 93722400

約数和(自身を除く): 62481720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 260339, 520678, 781017, 1041356, 1301695, 1562034, 2082712, 2603390, 3124068, 3905085, 5206780, 6248136, 7810170, 10413560, 15620340, 31240680]

約数ペア:

[(1, 31240680), (2, 15620340), (3, 10413560), (4, 7810170), (5, 6248136), (6, 5206780), (8, 3905085), (10, 3124068), (12, 2603390), (15, 2082712), (20, 1562034), (24, 1301695), (30, 1041356), (40, 781017), (60, 520678), (120, 260339)]