20584550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 44259072

約数和(自身を除く): 23674522

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 103, 175, 206, 350, 515, 571, 721, 1030, 1142, 1442, 2575, 2855, 3605, 3997, 5150, 5710, 7210, 7994, 14275, 18025, 19985, 28550, 36050, 39970, 58813, 99925, 117626, 199850, 294065, 411691, 588130, 823382, 1470325, 2058455, 2940650, 4116910, 10292275, 20584550]

約数ペア:

[(1, 20584550), (2, 10292275), (5, 4116910), (7, 2940650), (10, 2058455), (14, 1470325), (25, 823382), (35, 588130), (50, 411691), (70, 294065), (103, 199850), (175, 117626), (206, 99925), (350, 58813), (515, 39970), (571, 36050), (721, 28550), (1030, 19985), (1142, 18025), (1442, 14275), (2575, 7994), (2855, 7210), (3605, 5710), (3997, 5150)]