17804958140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4561}}^1\times {\mathrm{10273}}^1$

素因数の和:14862

約数の個数: 48

約数和(自身を含む): 39370789920

約数和(自身を除く): 21565831780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4561, 9122, 10273, 18244, 20546, 22805, 41092, 45610, 51365, 86659, 91220, 102730, 173318, 195187, 205460, 346636, 390374, 433295, 780748, 866590, 975935, 1733180, 1951870, 3903740, 46855153, 93710306, 187420612, 234275765, 468551530, 890247907, 937103060, 1780495814, 3560991628, 4451239535, 8902479070, 17804958140]

約数ペア:

[(1, 17804958140), (2, 8902479070), (4, 4451239535), (5, 3560991628), (10, 1780495814), (19, 937103060), (20, 890247907), (38, 468551530), (76, 234275765), (95, 187420612), (190, 93710306), (380, 46855153), (4561, 3903740), (9122, 1951870), (10273, 1733180), (18244, 975935), (20546, 866590), (22805, 780748), (41092, 433295), (45610, 390374), (51365, 346636), (86659, 205460), (91220, 195187), (102730, 173318)]