201757760

素因数分解:

$2^6\times 5^1\times {\mathrm{630493}}^1$

素因数の和:630510

約数の個数: 28

約数和(自身を含む): 480436428

約数和(自身を除く): 278678668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 630493, 1260986, 2521972, 3152465, 5043944, 6304930, 10087888, 12609860, 20175776, 25219720, 40351552, 50439440, 100878880, 201757760]

約数ペア:

[(1, 201757760), (2, 100878880), (4, 50439440), (5, 40351552), (8, 25219720), (10, 20175776), (16, 12609860), (20, 10087888), (32, 6304930), (40, 5043944), (64, 3152465), (80, 2521972), (160, 1260986), (320, 630493)]