15694641680

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{562129}}^1$

素因数の和:562491

約数の個数: 40

約数和(自身を含む): 36594663000

約数和(自身を除く): 20900021320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 13960, 27920, 562129, 1124258, 2248516, 2810645, 4497032, 5621290, 8994064, 11242580, 22485160, 44970320, 196183021, 392366042, 784732084, 980915105, 1569464168, 1961830210, 3138928336, 3923660420, 7847320840, 15694641680]

約数ペア:

[(1, 15694641680), (2, 7847320840), (4, 3923660420), (5, 3138928336), (8, 1961830210), (10, 1569464168), (16, 980915105), (20, 784732084), (40, 392366042), (80, 196183021), (349, 44970320), (698, 22485160), (1396, 11242580), (1745, 8994064), (2792, 5621290), (3490, 4497032), (5584, 2810645), (6980, 2248516), (13960, 1124258), (27920, 562129)]