1815151036180

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1\times {\mathrm{1929821}}^1$

素因数の和:1930320

約数の個数: 48

約数和(自身を含む): 3851615940480

約数和(自身を除く): 2036464904300

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 359, 524, 655, 718, 1310, 1436, 1795, 2620, 3590, 7180, 47029, 94058, 188116, 235145, 470290, 940580, 1929821, 3859642, 7719284, 9649105, 19298210, 38596420, 252806551, 505613102, 692805739, 1011226204, 1264032755, 1385611478, 2528065510, 2771222956, 3464028695, 5056131020, 6928057390, 13856114780, 90757551809, 181515103618, 363030207236, 453787759045, 907575518090, 1815151036180]

約数ペア:

[(1, 1815151036180), (2, 907575518090), (4, 453787759045), (5, 363030207236), (10, 181515103618), (20, 90757551809), (131, 13856114780), (262, 6928057390), (359, 5056131020), (524, 3464028695), (655, 2771222956), (718, 2528065510), (1310, 1385611478), (1436, 1264032755), (1795, 1011226204), (2620, 692805739), (3590, 505613102), (7180, 252806551), (47029, 38596420), (94058, 19298210), (188116, 9649105), (235145, 7719284), (470290, 3859642), (940580, 1929821)]