40200040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21383}}^1$

素因数の和:21441

約数の個数: 32

約数和(自身を含む): 92378880

約数和(自身を除く): 52178840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 21383, 42766, 85532, 106915, 171064, 213830, 427660, 855320, 1005001, 2010002, 4020004, 5025005, 8040008, 10050010, 20100020, 40200040]

約数ペア:

[(1, 40200040), (2, 20100020), (4, 10050010), (5, 8040008), (8, 5025005), (10, 4020004), (20, 2010002), (40, 1005001), (47, 855320), (94, 427660), (188, 213830), (235, 171064), (376, 106915), (470, 85532), (940, 42766), (1880, 21383)]