271712840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{138629}}^1$

素因数の和:138654

約数の個数: 48

約数和(自身を含む): 711171900

約数和(自身を除く): 439459060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 138629, 277258, 554516, 693145, 970403, 1109032, 1386290, 1940806, 2772580, 3881612, 4852015, 5545160, 6792821, 7763224, 9704030, 13585642, 19408060, 27171284, 33964105, 38816120, 54342568, 67928210, 135856420, 271712840]

約数ペア:

[(1, 271712840), (2, 135856420), (4, 67928210), (5, 54342568), (7, 38816120), (8, 33964105), (10, 27171284), (14, 19408060), (20, 13585642), (28, 9704030), (35, 7763224), (40, 6792821), (49, 5545160), (56, 4852015), (70, 3881612), (98, 2772580), (140, 1940806), (196, 1386290), (245, 1109032), (280, 970403), (392, 693145), (490, 554516), (980, 277258), (1960, 138629)]