40425860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65203}}^1$

素因数の和:65243

約数の個数: 24

約数和(自身を含む): 87634176

約数和(自身を除く): 47208316

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 65203, 130406, 260812, 326015, 652030, 1304060, 2021293, 4042586, 8085172, 10106465, 20212930, 40425860]

約数ペア:

[(1, 40425860), (2, 20212930), (4, 10106465), (5, 8085172), (10, 4042586), (20, 2021293), (31, 1304060), (62, 652030), (124, 326015), (155, 260812), (310, 130406), (620, 65203)]