5591720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3251}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 12877920

約数和(自身を除く): 7286200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3251, 6502, 13004, 16255, 26008, 32510, 65020, 130040, 139793, 279586, 559172, 698965, 1118344, 1397930, 2795860, 5591720]

約数ペア:

[(1, 5591720), (2, 2795860), (4, 1397930), (5, 1118344), (8, 698965), (10, 559172), (20, 279586), (40, 139793), (43, 130040), (86, 65020), (172, 32510), (215, 26008), (344, 16255), (430, 13004), (860, 6502), (1720, 3251)]