38959120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^3\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 80

約数和(自身を含む): 96958080

約数和(自身を除く): 57998960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 361, 380, 568, 710, 722, 760, 1136, 1349, 1420, 1444, 1520, 1805, 2698, 2840, 2888, 3610, 5396, 5680, 5776, 6745, 6859, 7220, 10792, 13490, 13718, 14440, 21584, 25631, 26980, 27436, 28880, 34295, 51262, 53960, 54872, 68590, 102524, 107920, 109744, 128155, 137180, 205048, 256310, 274360, 410096, 486989, 512620, 548720, 973978, 1025240, 1947956, 2050480, 2434945, 3895912, 4869890, 7791824, 9739780, 19479560, 38959120]

約数ペア:

[(1, 38959120), (2, 19479560), (4, 9739780), (5, 7791824), (8, 4869890), (10, 3895912), (16, 2434945), (19, 2050480), (20, 1947956), (38, 1025240), (40, 973978), (71, 548720), (76, 512620), (80, 486989), (95, 410096), (142, 274360), (152, 256310), (190, 205048), (284, 137180), (304, 128155), (355, 109744), (361, 107920), (380, 102524), (568, 68590), (710, 54872), (722, 53960), (760, 51262), (1136, 34295), (1349, 28880), (1420, 27436), (1444, 26980), (1520, 25631), (1805, 21584), (2698, 14440), (2840, 13718), (2888, 13490), (3610, 10792), (5396, 7220), (5680, 6859), (5776, 6745)]