436720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:169

約数の個数: 40

約数和(自身を含む): 1044576

約数和(自身を除く): 607856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 103, 106, 206, 212, 265, 412, 424, 515, 530, 824, 848, 1030, 1060, 1648, 2060, 2120, 4120, 4240, 5459, 8240, 10918, 21836, 27295, 43672, 54590, 87344, 109180, 218360, 436720]

約数ペア:

[(1, 436720), (2, 218360), (4, 109180), (5, 87344), (8, 54590), (10, 43672), (16, 27295), (20, 21836), (40, 10918), (53, 8240), (80, 5459), (103, 4240), (106, 4120), (206, 2120), (212, 2060), (265, 1648), (412, 1060), (424, 1030), (515, 848), (530, 824)]