20190870

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{1187}}^1$

素因数の和:1216

約数の個数: 96

約数和(自身を含む): 62270208

約数和(自身を除く): 42079338

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 810, 945, 1134, 1187, 1215, 1701, 1890, 2374, 2430, 2835, 3402, 3561, 5670, 5935, 7122, 8309, 8505, 10683, 11870, 16618, 17010, 17805, 21366, 24927, 32049, 35610, 41545, 49854, 53415, 64098, 74781, 83090, 96147, 106830, 124635, 149562, 160245, 192294, 224343, 249270, 288441, 320490, 373905, 448686, 480735, 576882, 673029, 747810, 961470, 1121715, 1346058, 1442205, 2019087, 2243430, 2884410, 3365145, 4038174, 6730290, 10095435, 20190870]

約数ペア:

[(1, 20190870), (2, 10095435), (3, 6730290), (5, 4038174), (6, 3365145), (7, 2884410), (9, 2243430), (10, 2019087), (14, 1442205), (15, 1346058), (18, 1121715), (21, 961470), (27, 747810), (30, 673029), (35, 576882), (42, 480735), (45, 448686), (54, 373905), (63, 320490), (70, 288441), (81, 249270), (90, 224343), (105, 192294), (126, 160245), (135, 149562), (162, 124635), (189, 106830), (210, 96147), (243, 83090), (270, 74781), (315, 64098), (378, 53415), (405, 49854), (486, 41545), (567, 35610), (630, 32049), (810, 24927), (945, 21366), (1134, 17805), (1187, 17010), (1215, 16618), (1701, 11870), (1890, 10683), (2374, 8505), (2430, 8309), (2835, 7122), (3402, 5935), (3561, 5670)]