16144220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 36324288

約数和(自身を除く): 20180068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 412, 461, 515, 922, 1030, 1751, 1844, 2060, 2305, 3502, 4610, 7004, 7837, 8755, 9220, 15674, 17510, 31348, 35020, 39185, 47483, 78370, 94966, 156740, 189932, 237415, 474830, 807211, 949660, 1614422, 3228844, 4036055, 8072110, 16144220]

約数ペア:

[(1, 16144220), (2, 8072110), (4, 4036055), (5, 3228844), (10, 1614422), (17, 949660), (20, 807211), (34, 474830), (68, 237415), (85, 189932), (103, 156740), (170, 94966), (206, 78370), (340, 47483), (412, 39185), (461, 35020), (515, 31348), (922, 17510), (1030, 15674), (1751, 9220), (1844, 8755), (2060, 7837), (2305, 7004), (3502, 4610)]