19718880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41081}}^1$

素因数の和:41099

約数の個数: 48

約数和(自身を含む): 62115984

約数和(自身を除く): 42397104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41081, 82162, 123243, 164324, 205405, 246486, 328648, 410810, 492972, 616215, 657296, 821620, 985944, 1232430, 1314592, 1643240, 1971888, 2464860, 3286480, 3943776, 4929720, 6572960, 9859440, 19718880]

約数ペア:

[(1, 19718880), (2, 9859440), (3, 6572960), (4, 4929720), (5, 3943776), (6, 3286480), (8, 2464860), (10, 1971888), (12, 1643240), (15, 1314592), (16, 1232430), (20, 985944), (24, 821620), (30, 657296), (32, 616215), (40, 492972), (48, 410810), (60, 328648), (80, 246486), (96, 205405), (120, 164324), (160, 123243), (240, 82162), (480, 41081)]