20718713050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{354469}}^1$

素因数の和:354655

約数の個数: 48

約数和(自身を含む): 44305914240

約数和(自身を除く): 23587201190

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 167, 175, 334, 350, 835, 1169, 1670, 2338, 4175, 5845, 8350, 11690, 29225, 58450, 354469, 708938, 1772345, 2481283, 3544690, 4962566, 8861725, 12406415, 17723450, 24812830, 59196323, 62032075, 118392646, 124064150, 295981615, 414374261, 591963230, 828748522, 1479908075, 2071871305, 2959816150, 4143742610, 10359356525, 20718713050]

約数ペア:

[(1, 20718713050), (2, 10359356525), (5, 4143742610), (7, 2959816150), (10, 2071871305), (14, 1479908075), (25, 828748522), (35, 591963230), (50, 414374261), (70, 295981615), (167, 124064150), (175, 118392646), (334, 62032075), (350, 59196323), (835, 24812830), (1169, 17723450), (1670, 12406415), (2338, 8861725), (4175, 4962566), (5845, 3544690), (8350, 2481283), (11690, 1772345), (29225, 708938), (58450, 354469)]