223640450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21401}}^1$

素因数の和:21443

約数の個数: 48

約数和(自身を含む): 477692640

約数和(自身を除く): 254052190

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 10450, 21401, 42802, 107005, 214010, 235411, 406619, 470822, 535025, 813238, 1070050, 1177055, 2033095, 2354110, 4066190, 4472809, 5885275, 8945618, 10165475, 11770550, 20330950, 22364045, 44728090, 111820225, 223640450]

約数ペア:

[(1, 223640450), (2, 111820225), (5, 44728090), (10, 22364045), (11, 20330950), (19, 11770550), (22, 10165475), (25, 8945618), (38, 5885275), (50, 4472809), (55, 4066190), (95, 2354110), (110, 2033095), (190, 1177055), (209, 1070050), (275, 813238), (418, 535025), (475, 470822), (550, 406619), (950, 235411), (1045, 214010), (2090, 107005), (5225, 42802), (10450, 21401)]