199976620

素因数分解:

$2^2\times 5^1\times {\mathrm{2843}}^1\times {\mathrm{3517}}^1$

素因数の和:6369

約数の個数: 24

約数和(自身を含む): 420218064

約数和(自身を除く): 220241444

約数列:

[1, 2, 4, 5, 10, 20, 2843, 3517, 5686, 7034, 11372, 14068, 14215, 17585, 28430, 35170, 56860, 70340, 9998831, 19997662, 39995324, 49994155, 99988310, 199976620]

約数ペア:

[(1, 199976620), (2, 99988310), (4, 49994155), (5, 39995324), (10, 19997662), (20, 9998831), (2843, 70340), (3517, 56860), (5686, 35170), (7034, 28430), (11372, 17585), (14068, 14215)]