20233675

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 32712192

約数和(自身を除く): 12478517

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 457, 575, 805, 1265, 1771, 1925, 2285, 3199, 4025, 5027, 6325, 8855, 10511, 11425, 15995, 25135, 35189, 44275, 52555, 73577, 79975, 115621, 125675, 175945, 262775, 367885, 578105, 809347, 879725, 1839425, 2890525, 4046735, 20233675]

約数ペア:

[(1, 20233675), (5, 4046735), (7, 2890525), (11, 1839425), (23, 879725), (25, 809347), (35, 578105), (55, 367885), (77, 262775), (115, 175945), (161, 125675), (175, 115621), (253, 79975), (275, 73577), (385, 52555), (457, 44275), (575, 35189), (805, 25135), (1265, 15995), (1771, 11425), (1925, 10511), (2285, 8855), (3199, 6325), (4025, 5027)]