210949144420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{215254229}}^1$

素因数の和:215254252

約数の個数: 36

約数和(自身を含む): 515318626620

約数和(自身を除く): 304369482200

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 215254229, 430508458, 861016916, 1076271145, 1506779603, 2152542290, 3013559206, 4305084580, 6027118412, 7533898015, 10547457221, 15067796030, 21094914442, 30135592060, 42189828884, 52737286105, 105474572210, 210949144420]

約数ペア:

[(1, 210949144420), (2, 105474572210), (4, 52737286105), (5, 42189828884), (7, 30135592060), (10, 21094914442), (14, 15067796030), (20, 10547457221), (28, 7533898015), (35, 6027118412), (49, 4305084580), (70, 3013559206), (98, 2152542290), (140, 1506779603), (196, 1076271145), (245, 861016916), (490, 430508458), (980, 215254229)]