3840590

素因数分解:

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

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 7693056

約数和(自身を除く): 3852466

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 953, 1906, 2015, 4030, 4765, 9530, 12389, 24778, 29543, 59086, 61945, 123890, 147715, 295430, 384059, 768118, 1920295, 3840590]

約数ペア:

[(1, 3840590), (2, 1920295), (5, 768118), (10, 384059), (13, 295430), (26, 147715), (31, 123890), (62, 61945), (65, 59086), (130, 29543), (155, 24778), (310, 12389), (403, 9530), (806, 4765), (953, 4030), (1906, 2015)]