201896720

素因数分解:

$2^4\times 5^1\times {\mathrm{2523709}}^1$

素因数の和:2523722

約数の個数: 20

約数和(自身を含む): 469410060

約数和(自身を除く): 267513340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2523709, 5047418, 10094836, 12618545, 20189672, 25237090, 40379344, 50474180, 100948360, 201896720]

約数ペア:

[(1, 201896720), (2, 100948360), (4, 50474180), (5, 40379344), (8, 25237090), (10, 20189672), (16, 12618545), (20, 10094836), (40, 5047418), (80, 2523709)]