206848040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{738743}}^1$

素因数の和:738761

約数の個数: 32

約数和(自身を含む): 531895680

約数和(自身を除く): 325047640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 738743, 1477486, 2954972, 3693715, 5171201, 5909944, 7387430, 10342402, 14774860, 20684804, 25856005, 29549720, 41369608, 51712010, 103424020, 206848040]

約数ペア:

[(1, 206848040), (2, 103424020), (4, 51712010), (5, 41369608), (7, 29549720), (8, 25856005), (10, 20684804), (14, 14774860), (20, 10342402), (28, 7387430), (35, 5909944), (40, 5171201), (56, 3693715), (70, 2954972), (140, 1477486), (280, 738743)]