7681180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 17950464

約数和(自身を除く): 10269284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 953, 1612, 1906, 2015, 3812, 4030, 4765, 8060, 9530, 12389, 19060, 24778, 29543, 49556, 59086, 61945, 118172, 123890, 147715, 247780, 295430, 384059, 590860, 768118, 1536236, 1920295, 3840590, 7681180]

約数ペア:

[(1, 7681180), (2, 3840590), (4, 1920295), (5, 1536236), (10, 768118), (13, 590860), (20, 384059), (26, 295430), (31, 247780), (52, 147715), (62, 123890), (65, 118172), (124, 61945), (130, 59086), (155, 49556), (260, 29543), (310, 24778), (403, 19060), (620, 12389), (806, 9530), (953, 8060), (1612, 4765), (1906, 4030), (2015, 3812)]