2006375180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{78929}}^1$

素因数の和:79010

約数の個数: 48

約数和(自身を含む): 4455440640

約数和(自身を除く): 2449065460

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 12710, 25420, 78929, 157858, 315716, 394645, 789290, 1578580, 2446799, 3236089, 4893598, 6472178, 9787196, 12233995, 12944356, 16180445, 24467990, 32360890, 48935980, 64721780, 100318759, 200637518, 401275036, 501593795, 1003187590, 2006375180]

約数ペア:

[(1, 2006375180), (2, 1003187590), (4, 501593795), (5, 401275036), (10, 200637518), (20, 100318759), (31, 64721780), (41, 48935980), (62, 32360890), (82, 24467990), (124, 16180445), (155, 12944356), (164, 12233995), (205, 9787196), (310, 6472178), (410, 4893598), (620, 3236089), (820, 2446799), (1271, 1578580), (2542, 789290), (5084, 394645), (6355, 315716), (12710, 157858), (25420, 78929)]