42311620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1493}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 96631920

約数和(自身を除く): 54320300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 1493, 2180, 2834, 2986, 5668, 5972, 7085, 7465, 14170, 14930, 19409, 28340, 29860, 38818, 77636, 97045, 162737, 194090, 325474, 388180, 650948, 813685, 1627370, 2115581, 3254740, 4231162, 8462324, 10577905, 21155810, 42311620]

約数ペア:

[(1, 42311620), (2, 21155810), (4, 10577905), (5, 8462324), (10, 4231162), (13, 3254740), (20, 2115581), (26, 1627370), (52, 813685), (65, 650948), (109, 388180), (130, 325474), (218, 194090), (260, 162737), (436, 97045), (545, 77636), (1090, 38818), (1417, 29860), (1493, 28340), (2180, 19409), (2834, 14930), (2986, 14170), (5668, 7465), (5972, 7085)]