19373580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11959}}^1$

素因数の和:11980

約数の個数: 60

約数和(自身を含む): 60780720

約数和(自身を除く): 41407140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11959, 23918, 35877, 47836, 59795, 71754, 107631, 119590, 143508, 179385, 215262, 239180, 322893, 358770, 430524, 538155, 645786, 717540, 968679, 1076310, 1291572, 1614465, 1937358, 2152620, 3228930, 3874716, 4843395, 6457860, 9686790, 19373580]

約数ペア:

[(1, 19373580), (2, 9686790), (3, 6457860), (4, 4843395), (5, 3874716), (6, 3228930), (9, 2152620), (10, 1937358), (12, 1614465), (15, 1291572), (18, 1076310), (20, 968679), (27, 717540), (30, 645786), (36, 538155), (45, 430524), (54, 358770), (60, 322893), (81, 239180), (90, 215262), (108, 179385), (135, 143508), (162, 119590), (180, 107631), (270, 71754), (324, 59795), (405, 47836), (540, 35877), (810, 23918), (1620, 11959)]