26890640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1600

約数の個数: 80

約数和(自身を含む): 73804800

約数和(自身を除く): 46914160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1549, 1736, 2170, 2480, 3098, 3472, 4340, 6196, 7745, 8680, 10843, 12392, 15490, 17360, 21686, 24784, 30980, 43372, 48019, 54215, 61960, 86744, 96038, 108430, 123920, 173488, 192076, 216860, 240095, 336133, 384152, 433720, 480190, 672266, 768304, 867440, 960380, 1344532, 1680665, 1920760, 2689064, 3361330, 3841520, 5378128, 6722660, 13445320, 26890640]

約数ペア:

[(1, 26890640), (2, 13445320), (4, 6722660), (5, 5378128), (7, 3841520), (8, 3361330), (10, 2689064), (14, 1920760), (16, 1680665), (20, 1344532), (28, 960380), (31, 867440), (35, 768304), (40, 672266), (56, 480190), (62, 433720), (70, 384152), (80, 336133), (112, 240095), (124, 216860), (140, 192076), (155, 173488), (217, 123920), (248, 108430), (280, 96038), (310, 86744), (434, 61960), (496, 54215), (560, 48019), (620, 43372), (868, 30980), (1085, 24784), (1240, 21686), (1549, 17360), (1736, 15490), (2170, 12392), (2480, 10843), (3098, 8680), (3472, 7745), (4340, 6196)]