3968888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 9849600

約数和(自身を除く): 5880712

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 379, 476, 616, 748, 758, 952, 1309, 1496, 1516, 2618, 2653, 3032, 4169, 5236, 5306, 6443, 8338, 10472, 10612, 12886, 16676, 21224, 25772, 29183, 33352, 45101, 51544, 58366, 70873, 90202, 116732, 141746, 180404, 233464, 283492, 360808, 496111, 566984, 992222, 1984444, 3968888]

約数ペア:

[(1, 3968888), (2, 1984444), (4, 992222), (7, 566984), (8, 496111), (11, 360808), (14, 283492), (17, 233464), (22, 180404), (28, 141746), (34, 116732), (44, 90202), (56, 70873), (68, 58366), (77, 51544), (88, 45101), (119, 33352), (136, 29183), (154, 25772), (187, 21224), (238, 16676), (308, 12886), (374, 10612), (379, 10472), (476, 8338), (616, 6443), (748, 5306), (758, 5236), (952, 4169), (1309, 3032), (1496, 2653), (1516, 2618)]