31342720

素因数分解:

$2^7\times 5^1\times {\mathrm{48973}}^1$

素因数の和:48992

約数の個数: 32

約数和(自身を含む): 74930220

約数和(自身を除く): 43587500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 48973, 97946, 195892, 244865, 391784, 489730, 783568, 979460, 1567136, 1958920, 3134272, 3917840, 6268544, 7835680, 15671360, 31342720]

約数ペア:

[(1, 31342720), (2, 15671360), (4, 7835680), (5, 6268544), (8, 3917840), (10, 3134272), (16, 1958920), (20, 1567136), (32, 979460), (40, 783568), (64, 489730), (80, 391784), (128, 244865), (160, 195892), (320, 97946), (640, 48973)]