20517630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2383}}^1$

素因数の和:2441

約数の個数: 64

約数和(自身を含む): 57673728

約数和(自身を除く): 37156098

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2383, 2870, 4305, 4766, 7149, 8610, 11915, 14298, 16681, 23830, 33362, 35745, 50043, 71490, 83405, 97703, 100086, 166810, 195406, 250215, 293109, 488515, 500430, 586218, 683921, 977030, 1367842, 1465545, 2051763, 2931090, 3419605, 4103526, 6839210, 10258815, 20517630]

約数ペア:

[(1, 20517630), (2, 10258815), (3, 6839210), (5, 4103526), (6, 3419605), (7, 2931090), (10, 2051763), (14, 1465545), (15, 1367842), (21, 977030), (30, 683921), (35, 586218), (41, 500430), (42, 488515), (70, 293109), (82, 250215), (105, 195406), (123, 166810), (205, 100086), (210, 97703), (246, 83405), (287, 71490), (410, 50043), (574, 35745), (615, 33362), (861, 23830), (1230, 16681), (1435, 14298), (1722, 11915), (2383, 8610), (2870, 7149), (4305, 4766)]