20227950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:666

約数の個数: 72

約数和(自身を含む): 55130400

約数和(自身を除く): 34902450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 569, 711, 790, 1138, 1185, 1422, 1707, 1975, 2370, 2845, 3414, 3555, 3950, 5121, 5690, 5925, 7110, 8535, 10242, 11850, 14225, 17070, 17775, 25605, 28450, 35550, 42675, 44951, 51210, 85350, 89902, 128025, 134853, 224755, 256050, 269706, 404559, 449510, 674265, 809118, 1123775, 1348530, 2022795, 2247550, 3371325, 4045590, 6742650, 10113975, 20227950]

約数ペア:

[(1, 20227950), (2, 10113975), (3, 6742650), (5, 4045590), (6, 3371325), (9, 2247550), (10, 2022795), (15, 1348530), (18, 1123775), (25, 809118), (30, 674265), (45, 449510), (50, 404559), (75, 269706), (79, 256050), (90, 224755), (150, 134853), (158, 128025), (225, 89902), (237, 85350), (395, 51210), (450, 44951), (474, 42675), (569, 35550), (711, 28450), (790, 25605), (1138, 17775), (1185, 17070), (1422, 14225), (1707, 11850), (1975, 10242), (2370, 8535), (2845, 7110), (3414, 5925), (3555, 5690), (3950, 5121)]