30449780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 67798080

約数和(自身を除く): 37348300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 227, 353, 380, 454, 706, 908, 1135, 1412, 1765, 2270, 3530, 4313, 4540, 6707, 7060, 8626, 13414, 17252, 21565, 26828, 33535, 43130, 67070, 80131, 86260, 134140, 160262, 320524, 400655, 801310, 1522489, 1602620, 3044978, 6089956, 7612445, 15224890, 30449780]

約数ペア:

[(1, 30449780), (2, 15224890), (4, 7612445), (5, 6089956), (10, 3044978), (19, 1602620), (20, 1522489), (38, 801310), (76, 400655), (95, 320524), (190, 160262), (227, 134140), (353, 86260), (380, 80131), (454, 67070), (706, 43130), (908, 33535), (1135, 26828), (1412, 21565), (1765, 17252), (2270, 13414), (3530, 8626), (4313, 7060), (4540, 6707)]