1264450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 48

約数和(自身を含む): 2723040

約数和(自身を除く): 1458590

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 121, 190, 209, 242, 275, 418, 475, 550, 605, 950, 1045, 1210, 1331, 2090, 2299, 2662, 3025, 4598, 5225, 6050, 6655, 10450, 11495, 13310, 22990, 25289, 33275, 50578, 57475, 66550, 114950, 126445, 252890, 632225, 1264450]

約数ペア:

[(1, 1264450), (2, 632225), (5, 252890), (10, 126445), (11, 114950), (19, 66550), (22, 57475), (25, 50578), (38, 33275), (50, 25289), (55, 22990), (95, 13310), (110, 11495), (121, 10450), (190, 6655), (209, 6050), (242, 5225), (275, 4598), (418, 3025), (475, 2662), (550, 2299), (605, 2090), (950, 1331), (1045, 1210)]