877240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 2439360

約数和(自身を除く): 1562120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 241, 260, 280, 364, 455, 482, 520, 728, 910, 964, 1205, 1687, 1820, 1928, 2410, 3133, 3374, 3640, 4820, 6266, 6748, 8435, 9640, 12532, 13496, 15665, 16870, 21931, 25064, 31330, 33740, 43862, 62660, 67480, 87724, 109655, 125320, 175448, 219310, 438620, 877240]

約数ペア:

[(1, 877240), (2, 438620), (4, 219310), (5, 175448), (7, 125320), (8, 109655), (10, 87724), (13, 67480), (14, 62660), (20, 43862), (26, 33740), (28, 31330), (35, 25064), (40, 21931), (52, 16870), (56, 15665), (65, 13496), (70, 12532), (91, 9640), (104, 8435), (130, 6748), (140, 6266), (182, 4820), (241, 3640), (260, 3374), (280, 3133), (364, 2410), (455, 1928), (482, 1820), (520, 1687), (728, 1205), (910, 964)]