40154380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3929}}^1$

素因数の和:4018

約数の個数: 48

約数和(自身を含む): 97715520

約数和(自身を除く): 57561140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 3929, 5110, 7858, 10220, 15716, 19645, 27503, 39290, 55006, 78580, 110012, 137515, 275030, 286817, 550060, 573634, 1147268, 1434085, 2007719, 2868170, 4015438, 5736340, 8030876, 10038595, 20077190, 40154380]

約数ペア:

[(1, 40154380), (2, 20077190), (4, 10038595), (5, 8030876), (7, 5736340), (10, 4015438), (14, 2868170), (20, 2007719), (28, 1434085), (35, 1147268), (70, 573634), (73, 550060), (140, 286817), (146, 275030), (292, 137515), (365, 110012), (511, 78580), (730, 55006), (1022, 39290), (1460, 27503), (2044, 19645), (2555, 15716), (3929, 10220), (5110, 7858)]