40917080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23789}}^1$

素因数の和:23843

約数の個数: 32

約数和(自身を含む): 94208400

約数和(自身を除く): 53291320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 23789, 47578, 95156, 118945, 190312, 237890, 475780, 951560, 1022927, 2045854, 4091708, 5114635, 8183416, 10229270, 20458540, 40917080]

約数ペア:

[(1, 40917080), (2, 20458540), (4, 10229270), (5, 8183416), (8, 5114635), (10, 4091708), (20, 2045854), (40, 1022927), (43, 951560), (86, 475780), (172, 237890), (215, 190312), (344, 118945), (430, 95156), (860, 47578), (1720, 23789)]