40279840

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8681}}^1$

素因数の和:8725

約数の個数: 48

約数和(自身を含む): 98453880

約数和(自身を除く): 58174040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 8681, 17362, 34724, 43405, 69448, 86810, 138896, 173620, 251749, 277792, 347240, 503498, 694480, 1006996, 1258745, 1388960, 2013992, 2517490, 4027984, 5034980, 8055968, 10069960, 20139920, 40279840]

約数ペア:

[(1, 40279840), (2, 20139920), (4, 10069960), (5, 8055968), (8, 5034980), (10, 4027984), (16, 2517490), (20, 2013992), (29, 1388960), (32, 1258745), (40, 1006996), (58, 694480), (80, 503498), (116, 347240), (145, 277792), (160, 251749), (232, 173620), (290, 138896), (464, 86810), (580, 69448), (928, 43405), (1160, 34724), (2320, 17362), (4640, 8681)]