403399460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{16253}}^1$

素因数の和:16352

約数の個数: 48

約数和(自身を含む): 909313776

約数和(自身を除く): 505914316

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 4964, 6205, 12410, 16253, 24820, 32506, 65012, 81265, 162530, 276301, 325060, 552602, 1105204, 1186469, 1381505, 2372938, 2763010, 4745876, 5526020, 5932345, 11864690, 20169973, 23729380, 40339946, 80679892, 100849865, 201699730, 403399460]

約数ペア:

[(1, 403399460), (2, 201699730), (4, 100849865), (5, 80679892), (10, 40339946), (17, 23729380), (20, 20169973), (34, 11864690), (68, 5932345), (73, 5526020), (85, 4745876), (146, 2763010), (170, 2372938), (292, 1381505), (340, 1186469), (365, 1105204), (730, 552602), (1241, 325060), (1460, 276301), (2482, 162530), (4964, 81265), (6205, 65012), (12410, 32506), (16253, 24820)]