26711980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 57972096

約数和(自身を除く): 31260116

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 157, 181, 188, 235, 314, 362, 470, 628, 724, 785, 905, 940, 1570, 1810, 3140, 3620, 7379, 8507, 14758, 17014, 28417, 29516, 34028, 36895, 42535, 56834, 73790, 85070, 113668, 142085, 147580, 170140, 284170, 568340, 1335599, 2671198, 5342396, 6677995, 13355990, 26711980]

約数ペア:

[(1, 26711980), (2, 13355990), (4, 6677995), (5, 5342396), (10, 2671198), (20, 1335599), (47, 568340), (94, 284170), (157, 170140), (181, 147580), (188, 142085), (235, 113668), (314, 85070), (362, 73790), (470, 56834), (628, 42535), (724, 36895), (785, 34028), (905, 29516), (940, 28417), (1570, 17014), (1810, 14758), (3140, 8507), (3620, 7379)]