2528900

素因数分解:

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

素因数の和:66

約数の個数: 72

約数和(自身を含む): 6353760

約数和(自身を除く): 3824860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 121, 190, 209, 220, 242, 275, 380, 418, 475, 484, 550, 605, 836, 950, 1045, 1100, 1210, 1331, 1900, 2090, 2299, 2420, 2662, 3025, 4180, 4598, 5225, 5324, 6050, 6655, 9196, 10450, 11495, 12100, 13310, 20900, 22990, 25289, 26620, 33275, 45980, 50578, 57475, 66550, 101156, 114950, 126445, 133100, 229900, 252890, 505780, 632225, 1264450, 2528900]

約数ペア:

[(1, 2528900), (2, 1264450), (4, 632225), (5, 505780), (10, 252890), (11, 229900), (19, 133100), (20, 126445), (22, 114950), (25, 101156), (38, 66550), (44, 57475), (50, 50578), (55, 45980), (76, 33275), (95, 26620), (100, 25289), (110, 22990), (121, 20900), (190, 13310), (209, 12100), (220, 11495), (242, 10450), (275, 9196), (380, 6655), (418, 6050), (475, 5324), (484, 5225), (550, 4598), (605, 4180), (836, 3025), (950, 2662), (1045, 2420), (1100, 2299), (1210, 2090), (1331, 1900)]