18489720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{154081}}^1$

素因数の和:154095

約数の個数: 32

約数和(自身を含む): 55469520

約数和(自身を除く): 36979800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 154081, 308162, 462243, 616324, 770405, 924486, 1232648, 1540810, 1848972, 2311215, 3081620, 3697944, 4622430, 6163240, 9244860, 18489720]

約数ペア:

[(1, 18489720), (2, 9244860), (3, 6163240), (4, 4622430), (5, 3697944), (6, 3081620), (8, 2311215), (10, 1848972), (12, 1540810), (15, 1232648), (20, 924486), (24, 770405), (30, 616324), (40, 462243), (60, 308162), (120, 154081)]