222816760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{57427}}^1$

素因数の和:57535

約数の個数: 32

約数和(自身を含む): 506514960

約数和(自身を除く): 283698200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 57427, 114854, 229708, 287135, 459416, 574270, 1148540, 2297080, 5570419, 11140838, 22281676, 27852095, 44563352, 55704190, 111408380, 222816760]

約数ペア:

[(1, 222816760), (2, 111408380), (4, 55704190), (5, 44563352), (8, 27852095), (10, 22281676), (20, 11140838), (40, 5570419), (97, 2297080), (194, 1148540), (388, 574270), (485, 459416), (776, 287135), (970, 229708), (1940, 114854), (3880, 57427)]