1261700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 3166464

約数和(自身を除く): 1904764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 37, 44, 50, 55, 62, 74, 100, 110, 124, 148, 155, 185, 220, 275, 310, 341, 370, 407, 550, 620, 682, 740, 775, 814, 925, 1100, 1147, 1364, 1550, 1628, 1705, 1850, 2035, 2294, 3100, 3410, 3700, 4070, 4588, 5735, 6820, 8140, 8525, 10175, 11470, 12617, 17050, 20350, 22940, 25234, 28675, 34100, 40700, 50468, 57350, 63085, 114700, 126170, 252340, 315425, 630850, 1261700]

約数ペア:

[(1, 1261700), (2, 630850), (4, 315425), (5, 252340), (10, 126170), (11, 114700), (20, 63085), (22, 57350), (25, 50468), (31, 40700), (37, 34100), (44, 28675), (50, 25234), (55, 22940), (62, 20350), (74, 17050), (100, 12617), (110, 11470), (124, 10175), (148, 8525), (155, 8140), (185, 6820), (220, 5735), (275, 4588), (310, 4070), (341, 3700), (370, 3410), (407, 3100), (550, 2294), (620, 2035), (682, 1850), (740, 1705), (775, 1628), (814, 1550), (925, 1364), (1100, 1147)]