34221220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 80438400

約数和(自身を除く): 46217180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 179, 220, 242, 316, 358, 395, 484, 605, 716, 790, 869, 895, 1210, 1580, 1738, 1790, 1969, 2420, 3476, 3580, 3938, 4345, 7876, 8690, 9559, 9845, 14141, 17380, 19118, 19690, 21659, 28282, 38236, 39380, 43318, 47795, 56564, 70705, 86636, 95590, 108295, 141410, 155551, 191180, 216590, 282820, 311102, 433180, 622204, 777755, 1555510, 1711061, 3111020, 3422122, 6844244, 8555305, 17110610, 34221220]

約数ペア:

[(1, 34221220), (2, 17110610), (4, 8555305), (5, 6844244), (10, 3422122), (11, 3111020), (20, 1711061), (22, 1555510), (44, 777755), (55, 622204), (79, 433180), (110, 311102), (121, 282820), (158, 216590), (179, 191180), (220, 155551), (242, 141410), (316, 108295), (358, 95590), (395, 86636), (484, 70705), (605, 56564), (716, 47795), (790, 43318), (869, 39380), (895, 38236), (1210, 28282), (1580, 21659), (1738, 19690), (1790, 19118), (1969, 17380), (2420, 14141), (3476, 9845), (3580, 9559), (3938, 8690), (4345, 7876)]