678742928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{4127}}^1$

素因数の和:4695

約数の個数: 40

約数和(自身を含む): 1387173120

約数和(自身を除く): 708430192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 541, 1082, 2164, 4127, 4328, 8254, 8656, 10279, 16508, 20558, 33016, 41116, 66032, 78413, 82232, 156826, 164464, 313652, 627304, 1254608, 2232707, 4465414, 8930828, 17861656, 35723312, 42421433, 84842866, 169685732, 339371464, 678742928]

約数ペア:

[(1, 678742928), (2, 339371464), (4, 169685732), (8, 84842866), (16, 42421433), (19, 35723312), (38, 17861656), (76, 8930828), (152, 4465414), (304, 2232707), (541, 1254608), (1082, 627304), (2164, 313652), (4127, 164464), (4328, 156826), (8254, 82232), (8656, 78413), (10279, 66032), (16508, 41116), (20558, 33016)]