1680786064

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{751}}^1\times {\mathrm{3253}}^1$

素因数の和:4055

約数の個数: 40

約数和(自身を含む): 3337718912

約数和(自身を除く): 1656932848

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 751, 1502, 3004, 3253, 6008, 6506, 12016, 13012, 26024, 32293, 52048, 64586, 129172, 139879, 258344, 279758, 516688, 559516, 1119032, 2238064, 2443003, 4886006, 9772012, 19544024, 39088048, 105049129, 210098258, 420196516, 840393032, 1680786064]

約数ペア:

[(1, 1680786064), (2, 840393032), (4, 420196516), (8, 210098258), (16, 105049129), (43, 39088048), (86, 19544024), (172, 9772012), (344, 4886006), (688, 2443003), (751, 2238064), (1502, 1119032), (3004, 559516), (3253, 516688), (6008, 279758), (6506, 258344), (12016, 139879), (13012, 129172), (26024, 64586), (32293, 52048)]