40439672

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4273}}^1$

素因数の和:4312

約数の個数: 48

約数和(自身を含む): 93857040

約数和(自身を除く): 53417368

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2366, 4273, 4732, 8546, 9464, 17092, 29911, 34184, 55549, 59822, 111098, 119644, 222196, 239288, 388843, 444392, 722137, 777686, 1444274, 1555372, 2888548, 3110744, 5054959, 5777096, 10109918, 20219836, 40439672]

約数ペア:

[(1, 40439672), (2, 20219836), (4, 10109918), (7, 5777096), (8, 5054959), (13, 3110744), (14, 2888548), (26, 1555372), (28, 1444274), (52, 777686), (56, 722137), (91, 444392), (104, 388843), (169, 239288), (182, 222196), (338, 119644), (364, 111098), (676, 59822), (728, 55549), (1183, 34184), (1352, 29911), (2366, 17092), (4273, 9464), (4732, 8546)]