1520402480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1117943}}^1$

素因数の和:1117973

約数の個数: 40

約数和(自身を含む): 3742876512

約数和(自身を除く): 2222474032

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1117943, 2235886, 4471772, 5589715, 8943544, 11179430, 17887088, 19005031, 22358860, 38010062, 44717720, 76020124, 89435440, 95025155, 152040248, 190050310, 304080496, 380100620, 760201240, 1520402480]

約数ペア:

[(1, 1520402480), (2, 760201240), (4, 380100620), (5, 304080496), (8, 190050310), (10, 152040248), (16, 95025155), (17, 89435440), (20, 76020124), (34, 44717720), (40, 38010062), (68, 22358860), (80, 19005031), (85, 17887088), (136, 11179430), (170, 8943544), (272, 5589715), (340, 4471772), (680, 2235886), (1360, 1117943)]