1640374064

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{861541}}^1$

素因数の和:861573

約数の個数: 40

約数和(自身を含む): 3845923488

約数和(自身を除く): 2205549424

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 861541, 1723082, 3446164, 6030787, 6892328, 12061574, 13784656, 14646197, 24123148, 29292394, 48246296, 58584788, 96492592, 102523379, 117169576, 205046758, 234339152, 410093516, 820187032, 1640374064]

約数ペア:

[(1, 1640374064), (2, 820187032), (4, 410093516), (7, 234339152), (8, 205046758), (14, 117169576), (16, 102523379), (17, 96492592), (28, 58584788), (34, 48246296), (56, 29292394), (68, 24123148), (112, 14646197), (119, 13784656), (136, 12061574), (238, 6892328), (272, 6030787), (476, 3446164), (952, 1723082), (1904, 861541)]