40984480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8263}}^1$

素因数の和:8309

約数の個数: 48

約数和(自身を含む): 99961344

約数和(自身を除く): 58976864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 8263, 16526, 33052, 41315, 66104, 82630, 132208, 165260, 256153, 264416, 330520, 512306, 661040, 1024612, 1280765, 1322080, 2049224, 2561530, 4098448, 5123060, 8196896, 10246120, 20492240, 40984480]

約数ペア:

[(1, 40984480), (2, 20492240), (4, 10246120), (5, 8196896), (8, 5123060), (10, 4098448), (16, 2561530), (20, 2049224), (31, 1322080), (32, 1280765), (40, 1024612), (62, 661040), (80, 512306), (124, 330520), (155, 264416), (160, 256153), (248, 165260), (310, 132208), (496, 82630), (620, 66104), (992, 41315), (1240, 33052), (2480, 16526), (4960, 8263)]