29867420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 68796000

約数和(自身を除く): 38928580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 389, 698, 778, 1396, 1556, 1745, 1945, 3490, 3839, 3890, 4279, 6980, 7678, 7780, 8558, 15356, 17116, 19195, 21395, 38390, 42790, 76780, 85580, 135761, 271522, 543044, 678805, 1357610, 1493371, 2715220, 2986742, 5973484, 7466855, 14933710, 29867420]

約数ペア:

[(1, 29867420), (2, 14933710), (4, 7466855), (5, 5973484), (10, 2986742), (11, 2715220), (20, 1493371), (22, 1357610), (44, 678805), (55, 543044), (110, 271522), (220, 135761), (349, 85580), (389, 76780), (698, 42790), (778, 38390), (1396, 21395), (1556, 19195), (1745, 17116), (1945, 15356), (3490, 8558), (3839, 7780), (3890, 7678), (4279, 6980)]