2705490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 7345728

約数和(自身を除く): 4640238

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 1307, 2070, 2614, 3921, 6535, 7842, 11763, 13070, 19605, 23526, 30061, 39210, 58815, 60122, 90183, 117630, 150305, 180366, 270549, 300610, 450915, 541098, 901830, 1352745, 2705490]

約数ペア:

[(1, 2705490), (2, 1352745), (3, 901830), (5, 541098), (6, 450915), (9, 300610), (10, 270549), (15, 180366), (18, 150305), (23, 117630), (30, 90183), (45, 60122), (46, 58815), (69, 39210), (90, 30061), (115, 23526), (138, 19605), (207, 13070), (230, 11763), (345, 7842), (414, 6535), (690, 3921), (1035, 2614), (1307, 2070)]