7152440

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1097}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 16206480

約数和(自身を除く): 9054040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1097, 1304, 1630, 2194, 3260, 4388, 5485, 6520, 8776, 10970, 21940, 43880, 178811, 357622, 715244, 894055, 1430488, 1788110, 3576220, 7152440]

約数ペア:

[(1, 7152440), (2, 3576220), (4, 1788110), (5, 1430488), (8, 894055), (10, 715244), (20, 357622), (40, 178811), (163, 43880), (326, 21940), (652, 10970), (815, 8776), (1097, 6520), (1304, 5485), (1630, 4388), (2194, 3260)]