57200440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1$

素因数の和:1924

約数の個数: 64

約数和(自身を含む): 142456320

約数和(自身を除く): 85255880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 1831, 2840, 3124, 3662, 3905, 6248, 7324, 7810, 9155, 14648, 15620, 18310, 20141, 31240, 36620, 40282, 73240, 80564, 100705, 130001, 161128, 201410, 260002, 402820, 520004, 650005, 805640, 1040008, 1300010, 1430011, 2600020, 2860022, 5200040, 5720044, 7150055, 11440088, 14300110, 28600220, 57200440]

約数ペア:

[(1, 57200440), (2, 28600220), (4, 14300110), (5, 11440088), (8, 7150055), (10, 5720044), (11, 5200040), (20, 2860022), (22, 2600020), (40, 1430011), (44, 1300010), (55, 1040008), (71, 805640), (88, 650005), (110, 520004), (142, 402820), (220, 260002), (284, 201410), (355, 161128), (440, 130001), (568, 100705), (710, 80564), (781, 73240), (1420, 40282), (1562, 36620), (1831, 31240), (2840, 20141), (3124, 18310), (3662, 15620), (3905, 14648), (6248, 9155), (7324, 7810)]