2465320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 6531840

約数和(自身を除く): 4066520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 431, 440, 520, 572, 715, 862, 1144, 1430, 1724, 2155, 2860, 3448, 4310, 4741, 5603, 5720, 8620, 9482, 11206, 17240, 18964, 22412, 23705, 28015, 37928, 44824, 47410, 56030, 61633, 94820, 112060, 123266, 189640, 224120, 246532, 308165, 493064, 616330, 1232660, 2465320]

約数ペア:

[(1, 2465320), (2, 1232660), (4, 616330), (5, 493064), (8, 308165), (10, 246532), (11, 224120), (13, 189640), (20, 123266), (22, 112060), (26, 94820), (40, 61633), (44, 56030), (52, 47410), (55, 44824), (65, 37928), (88, 28015), (104, 23705), (110, 22412), (130, 18964), (143, 17240), (220, 11206), (260, 9482), (286, 8620), (431, 5720), (440, 5603), (520, 4741), (572, 4310), (715, 3448), (862, 2860), (1144, 2155), (1430, 1724)]