4378550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 9374400

約数和(自身を除く): 4995850

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 419, 475, 550, 838, 950, 1045, 2090, 2095, 4190, 4609, 5225, 7961, 9218, 10450, 10475, 15922, 20950, 23045, 39805, 46090, 79610, 87571, 115225, 175142, 199025, 230450, 398050, 437855, 875710, 2189275, 4378550]

約数ペア:

[(1, 4378550), (2, 2189275), (5, 875710), (10, 437855), (11, 398050), (19, 230450), (22, 199025), (25, 175142), (38, 115225), (50, 87571), (55, 79610), (95, 46090), (110, 39805), (190, 23045), (209, 20950), (275, 15922), (418, 10475), (419, 10450), (475, 9218), (550, 7961), (838, 5225), (950, 4609), (1045, 4190), (2090, 2095)]