16570640

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2127

約数の個数: 40

約数和(自身を含む): 38920128

約数和(自身を除く): 22349488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2011, 2060, 4022, 4120, 8044, 8240, 10055, 16088, 20110, 32176, 40220, 80440, 160880, 207133, 414266, 828532, 1035665, 1657064, 2071330, 3314128, 4142660, 8285320, 16570640]

約数ペア:

[(1, 16570640), (2, 8285320), (4, 4142660), (5, 3314128), (8, 2071330), (10, 1657064), (16, 1035665), (20, 828532), (40, 414266), (80, 207133), (103, 160880), (206, 80440), (412, 40220), (515, 32176), (824, 20110), (1030, 16088), (1648, 10055), (2011, 8240), (2060, 8044), (4022, 4120)]