39648820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1013}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 88583040

約数和(自身を除く): 48934220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 1013, 1030, 1957, 2026, 2060, 3914, 4052, 5065, 7828, 9785, 10130, 19247, 19570, 20260, 38494, 39140, 76988, 96235, 104339, 192470, 208678, 384940, 417356, 521695, 1043390, 1982441, 2086780, 3964882, 7929764, 9912205, 19824410, 39648820]

約数ペア:

[(1, 39648820), (2, 19824410), (4, 9912205), (5, 7929764), (10, 3964882), (19, 2086780), (20, 1982441), (38, 1043390), (76, 521695), (95, 417356), (103, 384940), (190, 208678), (206, 192470), (380, 104339), (412, 96235), (515, 76988), (1013, 39140), (1030, 38494), (1957, 20260), (2026, 19570), (2060, 19247), (3914, 10130), (4052, 9785), (5065, 7828)]