8159440

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3517}}^1$

素因数の和:3559

約数の個数: 40

約数和(自身を含む): 19630440

約数和(自身を除く): 11471000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 3517, 7034, 14068, 17585, 28136, 35170, 56272, 70340, 101993, 140680, 203986, 281360, 407972, 509965, 815944, 1019930, 1631888, 2039860, 4079720, 8159440]

約数ペア:

[(1, 8159440), (2, 4079720), (4, 2039860), (5, 1631888), (8, 1019930), (10, 815944), (16, 509965), (20, 407972), (29, 281360), (40, 203986), (58, 140680), (80, 101993), (116, 70340), (145, 56272), (232, 35170), (290, 28136), (464, 17585), (580, 14068), (1160, 7034), (2320, 3517)]