2012309890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{3499}}^1$

素因数の和:3739

約数の個数: 48

約数和(自身を含む): 3868200000

約数和(自身を除く): 1855890110

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 289, 398, 578, 995, 1445, 1990, 2890, 3383, 3499, 6766, 6998, 16915, 17495, 33830, 34990, 57511, 59483, 115022, 118966, 287555, 297415, 575110, 594830, 696301, 1011211, 1392602, 2022422, 3481505, 5056055, 6963010, 10112110, 11837117, 23674234, 59185585, 118371170, 201230989, 402461978, 1006154945, 2012309890]

約数ペア:

[(1, 2012309890), (2, 1006154945), (5, 402461978), (10, 201230989), (17, 118371170), (34, 59185585), (85, 23674234), (170, 11837117), (199, 10112110), (289, 6963010), (398, 5056055), (578, 3481505), (995, 2022422), (1445, 1392602), (1990, 1011211), (2890, 696301), (3383, 594830), (3499, 575110), (6766, 297415), (6998, 287555), (16915, 118966), (17495, 115022), (33830, 59483), (34990, 57511)]