1920289112

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1\times {\mathrm{1459}}^1$

素因数の和:2728

約数の個数: 64

約数和(自身を含む): 4337952000

約数和(自身を除く): 2417662888

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1237, 1459, 2474, 2918, 4948, 5836, 8659, 9896, 10213, 11672, 17318, 20426, 23503, 27721, 34636, 40852, 47006, 55442, 69272, 81704, 94012, 110884, 164521, 188024, 194047, 221768, 329042, 388094, 658084, 776188, 1316168, 1552376, 1804783, 3609566, 7219132, 12633481, 14438264, 25266962, 34290877, 50533924, 68581754, 101067848, 137163508, 240036139, 274327016, 480072278, 960144556, 1920289112]

約数ペア:

[(1, 1920289112), (2, 960144556), (4, 480072278), (7, 274327016), (8, 240036139), (14, 137163508), (19, 101067848), (28, 68581754), (38, 50533924), (56, 34290877), (76, 25266962), (133, 14438264), (152, 12633481), (266, 7219132), (532, 3609566), (1064, 1804783), (1237, 1552376), (1459, 1316168), (2474, 776188), (2918, 658084), (4948, 388094), (5836, 329042), (8659, 221768), (9896, 194047), (10213, 188024), (11672, 164521), (17318, 110884), (20426, 94012), (23503, 81704), (27721, 69272), (34636, 55442), (40852, 47006)]