29145340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 70257600

約数和(自身を除く): 41112260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 509, 818, 1018, 1636, 2036, 2045, 2545, 2863, 3563, 4090, 5090, 5726, 7126, 8180, 10180, 11452, 14252, 14315, 17815, 28630, 35630, 57260, 71260, 208181, 416362, 832724, 1040905, 1457267, 2081810, 2914534, 4163620, 5829068, 7286335, 14572670, 29145340]

約数ペア:

[(1, 29145340), (2, 14572670), (4, 7286335), (5, 5829068), (7, 4163620), (10, 2914534), (14, 2081810), (20, 1457267), (28, 1040905), (35, 832724), (70, 416362), (140, 208181), (409, 71260), (509, 57260), (818, 35630), (1018, 28630), (1636, 17815), (2036, 14315), (2045, 14252), (2545, 11452), (2863, 10180), (3563, 8180), (4090, 7126), (5090, 5726)]