1947220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 4572288

約数和(自身を除く): 2625068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 167, 212, 220, 265, 334, 530, 583, 668, 835, 1060, 1166, 1670, 1837, 2332, 2915, 3340, 3674, 5830, 7348, 8851, 9185, 11660, 17702, 18370, 35404, 36740, 44255, 88510, 97361, 177020, 194722, 389444, 486805, 973610, 1947220]

約数ペア:

[(1, 1947220), (2, 973610), (4, 486805), (5, 389444), (10, 194722), (11, 177020), (20, 97361), (22, 88510), (44, 44255), (53, 36740), (55, 35404), (106, 18370), (110, 17702), (167, 11660), (212, 9185), (220, 8851), (265, 7348), (334, 5830), (530, 3674), (583, 3340), (668, 2915), (835, 2332), (1060, 1837), (1166, 1670)]