20035260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15901}}^1$

素因数の和:15923

約数の個数: 72

約数和(自身を含む): 69459936

約数和(自身を除く): 49424676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15901, 31802, 47703, 63604, 79505, 95406, 111307, 143109, 159010, 190812, 222614, 238515, 286218, 318020, 333921, 445228, 477030, 556535, 572436, 667842, 715545, 954060, 1001763, 1113070, 1335684, 1431090, 1669605, 2003526, 2226140, 2862180, 3339210, 4007052, 5008815, 6678420, 10017630, 20035260]

約数ペア:

[(1, 20035260), (2, 10017630), (3, 6678420), (4, 5008815), (5, 4007052), (6, 3339210), (7, 2862180), (9, 2226140), (10, 2003526), (12, 1669605), (14, 1431090), (15, 1335684), (18, 1113070), (20, 1001763), (21, 954060), (28, 715545), (30, 667842), (35, 572436), (36, 556535), (42, 477030), (45, 445228), (60, 333921), (63, 318020), (70, 286218), (84, 238515), (90, 222614), (105, 190812), (126, 159010), (140, 143109), (180, 111307), (210, 95406), (252, 79505), (315, 63604), (420, 47703), (630, 31802), (1260, 15901)]