1922960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:112

約数の個数: 60

約数和(自身を含む): 4929372

約数和(自身を除く): 3006412

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 1849, 2236, 2795, 3440, 3698, 4472, 5590, 7396, 8944, 9245, 11180, 14792, 18490, 22360, 24037, 29584, 36980, 44720, 48074, 73960, 96148, 120185, 147920, 192296, 240370, 384592, 480740, 961480, 1922960]

約数ペア:

[(1, 1922960), (2, 961480), (4, 480740), (5, 384592), (8, 240370), (10, 192296), (13, 147920), (16, 120185), (20, 96148), (26, 73960), (40, 48074), (43, 44720), (52, 36980), (65, 29584), (80, 24037), (86, 22360), (104, 18490), (130, 14792), (172, 11180), (208, 9245), (215, 8944), (260, 7396), (344, 5590), (430, 4472), (520, 3698), (559, 3440), (688, 2795), (860, 2236), (1040, 1849), (1118, 1720)]