2826470840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{6547}}^1$

素因数の和:6852

約数の個数: 64

約数和(自身を含む): 6534380160

約数和(自身を除く): 3707909320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 251, 344, 430, 502, 860, 1004, 1255, 1720, 2008, 2510, 5020, 6547, 10040, 10793, 13094, 21586, 26188, 32735, 43172, 52376, 53965, 65470, 86344, 107930, 130940, 215860, 261880, 281521, 431720, 563042, 1126084, 1407605, 1643297, 2252168, 2815210, 3286594, 5630420, 6573188, 8216485, 11260840, 13146376, 16432970, 32865940, 65731880, 70661771, 141323542, 282647084, 353308855, 565294168, 706617710, 1413235420, 2826470840]

約数ペア:

[(1, 2826470840), (2, 1413235420), (4, 706617710), (5, 565294168), (8, 353308855), (10, 282647084), (20, 141323542), (40, 70661771), (43, 65731880), (86, 32865940), (172, 16432970), (215, 13146376), (251, 11260840), (344, 8216485), (430, 6573188), (502, 5630420), (860, 3286594), (1004, 2815210), (1255, 2252168), (1720, 1643297), (2008, 1407605), (2510, 1126084), (5020, 563042), (6547, 431720), (10040, 281521), (10793, 261880), (13094, 215860), (21586, 130940), (26188, 107930), (32735, 86344), (43172, 65470), (52376, 53965)]