1604820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3821}}^1$

素因数の和:3840

約数の個数: 48

約数和(自身を含む): 5136768

約数和(自身を除く): 3531948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3821, 7642, 11463, 15284, 19105, 22926, 26747, 38210, 45852, 53494, 57315, 76420, 80241, 106988, 114630, 133735, 160482, 229260, 267470, 320964, 401205, 534940, 802410, 1604820]

約数ペア:

[(1, 1604820), (2, 802410), (3, 534940), (4, 401205), (5, 320964), (6, 267470), (7, 229260), (10, 160482), (12, 133735), (14, 114630), (15, 106988), (20, 80241), (21, 76420), (28, 57315), (30, 53494), (35, 45852), (42, 38210), (60, 26747), (70, 22926), (84, 19105), (105, 15284), (140, 11463), (210, 7642), (420, 3821)]