40138600

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2069}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 94329900

約数和(自身を除く): 54191300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2069, 2425, 3880, 4138, 4850, 8276, 9700, 10345, 16552, 19400, 20690, 41380, 51725, 82760, 103450, 200693, 206900, 401386, 413800, 802772, 1003465, 1605544, 2006930, 4013860, 5017325, 8027720, 10034650, 20069300, 40138600]

約数ペア:

[(1, 40138600), (2, 20069300), (4, 10034650), (5, 8027720), (8, 5017325), (10, 4013860), (20, 2006930), (25, 1605544), (40, 1003465), (50, 802772), (97, 413800), (100, 401386), (194, 206900), (200, 200693), (388, 103450), (485, 82760), (776, 51725), (970, 41380), (1940, 20690), (2069, 19400), (2425, 16552), (3880, 10345), (4138, 9700), (4850, 8276)]