40415140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 89526528

約数和(自身を除く): 49111388

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 853, 1030, 1706, 2060, 2369, 3412, 4265, 4738, 8530, 9476, 11845, 17060, 19619, 23690, 39238, 47380, 78476, 87859, 98095, 175718, 196190, 351436, 392380, 439295, 878590, 1757180, 2020757, 4041514, 8083028, 10103785, 20207570, 40415140]

約数ペア:

[(1, 40415140), (2, 20207570), (4, 10103785), (5, 8083028), (10, 4041514), (20, 2020757), (23, 1757180), (46, 878590), (92, 439295), (103, 392380), (115, 351436), (206, 196190), (230, 175718), (412, 98095), (460, 87859), (515, 78476), (853, 47380), (1030, 39238), (1706, 23690), (2060, 19619), (2369, 17060), (3412, 11845), (4265, 9476), (4738, 8530)]