40050040

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2789}}^1$

素因数の和:3159

約数の個数: 32

約数和(自身を含む): 90396000

約数和(自身を除く): 50345960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2789, 2872, 3590, 5578, 7180, 11156, 13945, 14360, 22312, 27890, 55780, 111560, 1001251, 2002502, 4005004, 5006255, 8010008, 10012510, 20025020, 40050040]

約数ペア:

[(1, 40050040), (2, 20025020), (4, 10012510), (5, 8010008), (8, 5006255), (10, 4005004), (20, 2002502), (40, 1001251), (359, 111560), (718, 55780), (1436, 27890), (1795, 22312), (2789, 14360), (2872, 13945), (3590, 11156), (5578, 7180)]