8603440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 21311136

約数和(自身を除く): 12707696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 43, 61, 80, 82, 86, 122, 164, 172, 205, 215, 244, 305, 328, 344, 410, 430, 488, 610, 656, 688, 820, 860, 976, 1220, 1640, 1720, 1763, 2440, 2501, 2623, 3280, 3440, 3526, 4880, 5002, 5246, 7052, 8815, 10004, 10492, 12505, 13115, 14104, 17630, 20008, 20984, 25010, 26230, 28208, 35260, 40016, 41968, 50020, 52460, 70520, 100040, 104920, 107543, 141040, 200080, 209840, 215086, 430172, 537715, 860344, 1075430, 1720688, 2150860, 4301720, 8603440]

約数ペア:

[(1, 8603440), (2, 4301720), (4, 2150860), (5, 1720688), (8, 1075430), (10, 860344), (16, 537715), (20, 430172), (40, 215086), (41, 209840), (43, 200080), (61, 141040), (80, 107543), (82, 104920), (86, 100040), (122, 70520), (164, 52460), (172, 50020), (205, 41968), (215, 40016), (244, 35260), (305, 28208), (328, 26230), (344, 25010), (410, 20984), (430, 20008), (488, 17630), (610, 14104), (656, 13115), (688, 12505), (820, 10492), (860, 10004), (976, 8815), (1220, 7052), (1640, 5246), (1720, 5002), (1763, 4880), (2440, 3526), (2501, 3440), (2623, 3280)]