20239675100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{983}}^1\times {\mathrm{1999}}^1$

素因数の和:3099

約数の個数: 72

約数和(自身を含む): 44413824000

約数和(自身を除く): 24174148900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 983, 1030, 1966, 1999, 2060, 2575, 3932, 3998, 4915, 5150, 7996, 9830, 9995, 10300, 19660, 19990, 24575, 39980, 49150, 49975, 98300, 99950, 101249, 199900, 202498, 205897, 404996, 411794, 506245, 823588, 1012490, 1029485, 1965017, 2024980, 2058970, 2531225, 3930034, 4117940, 5062450, 5147425, 7860068, 9825085, 10124900, 10294850, 19650170, 20589700, 39300340, 49125425, 98250850, 196501700, 202396751, 404793502, 809587004, 1011983755, 2023967510, 4047935020, 5059918775, 10119837550, 20239675100]

約数ペア:

[(1, 20239675100), (2, 10119837550), (4, 5059918775), (5, 4047935020), (10, 2023967510), (20, 1011983755), (25, 809587004), (50, 404793502), (100, 202396751), (103, 196501700), (206, 98250850), (412, 49125425), (515, 39300340), (983, 20589700), (1030, 19650170), (1966, 10294850), (1999, 10124900), (2060, 9825085), (2575, 7860068), (3932, 5147425), (3998, 5062450), (4915, 4117940), (5150, 3930034), (7996, 2531225), (9830, 2058970), (9995, 2024980), (10300, 1965017), (19660, 1029485), (19990, 1012490), (24575, 823588), (39980, 506245), (49150, 411794), (49975, 404996), (98300, 205897), (99950, 202498), (101249, 199900)]