40896940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{997}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 98586432

約数和(自身を除く): 57689492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 293, 586, 997, 1172, 1465, 1994, 2051, 2930, 3988, 4102, 4985, 5860, 6979, 8204, 9970, 10255, 13958, 19940, 20510, 27916, 34895, 41020, 69790, 139580, 292121, 584242, 1168484, 1460605, 2044847, 2921210, 4089694, 5842420, 8179388, 10224235, 20448470, 40896940]

約数ペア:

[(1, 40896940), (2, 20448470), (4, 10224235), (5, 8179388), (7, 5842420), (10, 4089694), (14, 2921210), (20, 2044847), (28, 1460605), (35, 1168484), (70, 584242), (140, 292121), (293, 139580), (586, 69790), (997, 41020), (1172, 34895), (1465, 27916), (1994, 20510), (2051, 19940), (2930, 13958), (3988, 10255), (4102, 9970), (4985, 8204), (5860, 6979)]