2111940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3911}}^1$

素因数の和:3929

約数の個数: 48

約数和(自身を含む): 6572160

約数和(自身を除く): 4460220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3911, 7822, 11733, 15644, 19555, 23466, 35199, 39110, 46932, 58665, 70398, 78220, 105597, 117330, 140796, 175995, 211194, 234660, 351990, 422388, 527985, 703980, 1055970, 2111940]

約数ペア:

[(1, 2111940), (2, 1055970), (3, 703980), (4, 527985), (5, 422388), (6, 351990), (9, 234660), (10, 211194), (12, 175995), (15, 140796), (18, 117330), (20, 105597), (27, 78220), (30, 70398), (36, 58665), (45, 46932), (54, 39110), (60, 35199), (90, 23466), (108, 19555), (135, 15644), (180, 11733), (270, 7822), (540, 3911)]