7285880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{26021}}^1$

素因数の和:26039

約数の個数: 32

約数和(自身を含む): 18735840

約数和(自身を除く): 11449960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 26021, 52042, 104084, 130105, 182147, 208168, 260210, 364294, 520420, 728588, 910735, 1040840, 1457176, 1821470, 3642940, 7285880]

約数ペア:

[(1, 7285880), (2, 3642940), (4, 1821470), (5, 1457176), (7, 1040840), (8, 910735), (10, 728588), (14, 520420), (20, 364294), (28, 260210), (35, 208168), (40, 182147), (56, 130105), (70, 104084), (140, 52042), (280, 26021)]