617998220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{5443}}^1$

素因数の和:6270

約数の個数: 48

約数和(自身を含む): 1485297408

約数和(自身を除く): 867299188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 811, 1622, 3244, 4055, 5443, 5677, 8110, 10886, 11354, 16220, 21772, 22708, 27215, 28385, 38101, 54430, 56770, 76202, 108860, 113540, 152404, 190505, 381010, 762020, 4414273, 8828546, 17657092, 22071365, 30899911, 44142730, 61799822, 88285460, 123599644, 154499555, 308999110, 617998220]

約数ペア:

[(1, 617998220), (2, 308999110), (4, 154499555), (5, 123599644), (7, 88285460), (10, 61799822), (14, 44142730), (20, 30899911), (28, 22071365), (35, 17657092), (70, 8828546), (140, 4414273), (811, 762020), (1622, 381010), (3244, 190505), (4055, 152404), (5443, 113540), (5677, 108860), (8110, 76202), (10886, 56770), (11354, 54430), (16220, 38101), (21772, 28385), (22708, 27215)]