4204420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 9979200

約数和(自身を除く): 5774780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 659, 1276, 1318, 1595, 2636, 3190, 3295, 6380, 6590, 7249, 13180, 14498, 19111, 28996, 36245, 38222, 72490, 76444, 95555, 144980, 191110, 210221, 382220, 420442, 840884, 1051105, 2102210, 4204420]

約数ペア:

[(1, 4204420), (2, 2102210), (4, 1051105), (5, 840884), (10, 420442), (11, 382220), (20, 210221), (22, 191110), (29, 144980), (44, 95555), (55, 76444), (58, 72490), (110, 38222), (116, 36245), (145, 28996), (220, 19111), (290, 14498), (319, 13180), (580, 7249), (638, 6590), (659, 6380), (1276, 3295), (1318, 3190), (1595, 2636)]