2080299208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{4721}}^1$

素因数の和:4982

約数の個数: 64

約数和(自身を含む): 4442457600

約数和(自身を除く): 2362158392

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 223, 247, 446, 494, 892, 988, 1784, 1976, 2899, 4237, 4721, 5798, 8474, 9442, 11596, 16948, 18884, 23192, 33896, 37768, 55081, 61373, 89699, 110162, 122746, 179398, 220324, 245492, 358796, 440648, 490984, 717592, 1052783, 1166087, 2105566, 2332174, 4211132, 4664348, 8422264, 9328696, 13686179, 20002877, 27372358, 40005754, 54744716, 80011508, 109489432, 160023016, 260037401, 520074802, 1040149604, 2080299208]

約数ペア:

[(1, 2080299208), (2, 1040149604), (4, 520074802), (8, 260037401), (13, 160023016), (19, 109489432), (26, 80011508), (38, 54744716), (52, 40005754), (76, 27372358), (104, 20002877), (152, 13686179), (223, 9328696), (247, 8422264), (446, 4664348), (494, 4211132), (892, 2332174), (988, 2105566), (1784, 1166087), (1976, 1052783), (2899, 717592), (4237, 490984), (4721, 440648), (5798, 358796), (8474, 245492), (9442, 220324), (11596, 179398), (16948, 122746), (18884, 110162), (23192, 89699), (33896, 61373), (37768, 55081)]