2204950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 4731840

約数和(自身を除く): 2526890

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 211, 275, 418, 422, 475, 550, 950, 1045, 1055, 2090, 2110, 2321, 4009, 4642, 5225, 5275, 8018, 10450, 10550, 11605, 20045, 23210, 40090, 44099, 58025, 88198, 100225, 116050, 200450, 220495, 440990, 1102475, 2204950]

約数ペア:

[(1, 2204950), (2, 1102475), (5, 440990), (10, 220495), (11, 200450), (19, 116050), (22, 100225), (25, 88198), (38, 58025), (50, 44099), (55, 40090), (95, 23210), (110, 20045), (190, 11605), (209, 10550), (211, 10450), (275, 8018), (418, 5275), (422, 5225), (475, 4642), (550, 4009), (950, 2321), (1045, 2110), (1055, 2090)]