2620242520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9358009}}^1$

素因数の和:9358027

約数の個数: 32

約数和(自身を含む): 6737767200

約数和(自身を除く): 4117524680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9358009, 18716018, 37432036, 46790045, 65506063, 74864072, 93580090, 131012126, 187160180, 262024252, 327530315, 374320360, 524048504, 655060630, 1310121260, 2620242520]

約数ペア:

[(1, 2620242520), (2, 1310121260), (4, 655060630), (5, 524048504), (7, 374320360), (8, 327530315), (10, 262024252), (14, 187160180), (20, 131012126), (28, 93580090), (35, 74864072), (40, 65506063), (56, 46790045), (70, 37432036), (140, 18716018), (280, 9358009)]