8228240

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 19278528

約数和(自身を除く): 11050288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 631, 652, 815, 1262, 1304, 1630, 2524, 2608, 3155, 3260, 5048, 6310, 6520, 10096, 12620, 13040, 25240, 50480, 102853, 205706, 411412, 514265, 822824, 1028530, 1645648, 2057060, 4114120, 8228240]

約数ペア:

[(1, 8228240), (2, 4114120), (4, 2057060), (5, 1645648), (8, 1028530), (10, 822824), (16, 514265), (20, 411412), (40, 205706), (80, 102853), (163, 50480), (326, 25240), (631, 13040), (652, 12620), (815, 10096), (1262, 6520), (1304, 6310), (1630, 5048), (2524, 3260), (2608, 3155)]