20057610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 51528960

約数和(自身を除く): 31471350

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 41, 46, 69, 82, 115, 123, 138, 205, 230, 246, 345, 410, 615, 690, 709, 943, 1230, 1418, 1886, 2127, 2829, 3545, 4254, 4715, 5658, 7090, 9430, 10635, 14145, 16307, 21270, 28290, 29069, 32614, 48921, 58138, 81535, 87207, 97842, 145345, 163070, 174414, 244605, 290690, 436035, 489210, 668587, 872070, 1337174, 2005761, 3342935, 4011522, 6685870, 10028805, 20057610]

約数ペア:

[(1, 20057610), (2, 10028805), (3, 6685870), (5, 4011522), (6, 3342935), (10, 2005761), (15, 1337174), (23, 872070), (30, 668587), (41, 489210), (46, 436035), (69, 290690), (82, 244605), (115, 174414), (123, 163070), (138, 145345), (205, 97842), (230, 87207), (246, 81535), (345, 58138), (410, 48921), (615, 32614), (690, 29069), (709, 28290), (943, 21270), (1230, 16307), (1418, 14145), (1886, 10635), (2127, 9430), (2829, 7090), (3545, 5658), (4254, 4715)]