40528390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{773}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 85765392

約数和(自身を除く): 45237002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 490, 535, 749, 773, 1070, 1498, 1546, 3745, 3865, 5243, 5411, 7490, 7730, 10486, 10822, 26215, 27055, 37877, 52430, 54110, 75754, 82711, 165422, 189385, 378770, 413555, 578977, 827110, 1157954, 2894885, 4052839, 5789770, 8105678, 20264195, 40528390]

約数ペア:

[(1, 40528390), (2, 20264195), (5, 8105678), (7, 5789770), (10, 4052839), (14, 2894885), (35, 1157954), (49, 827110), (70, 578977), (98, 413555), (107, 378770), (214, 189385), (245, 165422), (490, 82711), (535, 75754), (749, 54110), (773, 52430), (1070, 37877), (1498, 27055), (1546, 26215), (3745, 10822), (3865, 10486), (5243, 7730), (5411, 7490)]