31740040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{16883}}^1$

素因数の和:16941

約数の個数: 32

約数和(自身を含む): 72938880

約数和(自身を除く): 41198840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 16883, 33766, 67532, 84415, 135064, 168830, 337660, 675320, 793501, 1587002, 3174004, 3967505, 6348008, 7935010, 15870020, 31740040]

約数ペア:

[(1, 31740040), (2, 15870020), (4, 7935010), (5, 6348008), (8, 3967505), (10, 3174004), (20, 1587002), (40, 793501), (47, 675320), (94, 337660), (188, 168830), (235, 135064), (376, 84415), (470, 67532), (940, 33766), (1880, 16883)]