9803240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12899}}^1$

素因数の和:12929

約数の個数: 32

約数和(自身を含む): 23220000

約数和(自身を除く): 13416760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 12899, 25798, 51596, 64495, 103192, 128990, 245081, 257980, 490162, 515960, 980324, 1225405, 1960648, 2450810, 4901620, 9803240]

約数ペア:

[(1, 9803240), (2, 4901620), (4, 2450810), (5, 1960648), (8, 1225405), (10, 980324), (19, 515960), (20, 490162), (38, 257980), (40, 245081), (76, 128990), (95, 103192), (152, 64495), (190, 51596), (380, 25798), (760, 12899)]