254352388

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 473558400

約数和(自身を除く): 219206012

約数列:

[1, 2, 4, 29, 58, 71, 89, 116, 142, 178, 284, 347, 356, 694, 1388, 2059, 2581, 4118, 5162, 6319, 8236, 10063, 10324, 12638, 20126, 24637, 25276, 30883, 40252, 49274, 61766, 98548, 123532, 183251, 366502, 714473, 733004, 895607, 1428946, 1791214, 2192693, 2857892, 3582428, 4385386, 8770772, 63588097, 127176194, 254352388]

約数ペア:

[(1, 254352388), (2, 127176194), (4, 63588097), (29, 8770772), (58, 4385386), (71, 3582428), (89, 2857892), (116, 2192693), (142, 1791214), (178, 1428946), (284, 895607), (347, 733004), (356, 714473), (694, 366502), (1388, 183251), (2059, 123532), (2581, 98548), (4118, 61766), (5162, 49274), (6319, 40252), (8236, 30883), (10063, 25276), (10324, 24637), (12638, 20126)]