16804020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1223}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 47295360

約数和(自身を除く): 30491340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 687, 916, 1145, 1223, 1374, 2290, 2446, 2748, 3435, 3669, 4580, 4892, 6115, 6870, 7338, 12230, 13740, 14676, 18345, 24460, 36690, 73380, 280067, 560134, 840201, 1120268, 1400335, 1680402, 2800670, 3360804, 4201005, 5601340, 8402010, 16804020]

約数ペア:

[(1, 16804020), (2, 8402010), (3, 5601340), (4, 4201005), (5, 3360804), (6, 2800670), (10, 1680402), (12, 1400335), (15, 1120268), (20, 840201), (30, 560134), (60, 280067), (229, 73380), (458, 36690), (687, 24460), (916, 18345), (1145, 14676), (1223, 13740), (1374, 12230), (2290, 7338), (2446, 6870), (2748, 6115), (3435, 4892), (3669, 4580)]