28304720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15383}}^1$

素因数の和:15419

約数の個数: 40

約数和(自身を含む): 68674176

約数和(自身を除く): 40369456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 15383, 30766, 61532, 76915, 123064, 153830, 246128, 307660, 353809, 615320, 707618, 1230640, 1415236, 1769045, 2830472, 3538090, 5660944, 7076180, 14152360, 28304720]

約数ペア:

[(1, 28304720), (2, 14152360), (4, 7076180), (5, 5660944), (8, 3538090), (10, 2830472), (16, 1769045), (20, 1415236), (23, 1230640), (40, 707618), (46, 615320), (80, 353809), (92, 307660), (115, 246128), (184, 153830), (230, 123064), (368, 76915), (460, 61532), (920, 30766), (1840, 15383)]