1972300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 54

約数和(自身を含む): 4733204

約数和(自身を除く): 2760904

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 163, 220, 242, 275, 326, 484, 550, 605, 652, 815, 1100, 1210, 1630, 1793, 2420, 3025, 3260, 3586, 4075, 6050, 7172, 8150, 8965, 12100, 16300, 17930, 19723, 35860, 39446, 44825, 78892, 89650, 98615, 179300, 197230, 394460, 493075, 986150, 1972300]

約数ペア:

[(1, 1972300), (2, 986150), (4, 493075), (5, 394460), (10, 197230), (11, 179300), (20, 98615), (22, 89650), (25, 78892), (44, 44825), (50, 39446), (55, 35860), (100, 19723), (110, 17930), (121, 16300), (163, 12100), (220, 8965), (242, 8150), (275, 7172), (326, 6050), (484, 4075), (550, 3586), (605, 3260), (652, 3025), (815, 2420), (1100, 1793), (1210, 1630)]