27816380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 62415360

約数和(自身を除く): 34598980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1031, 1349, 1420, 2062, 2698, 4124, 5155, 5396, 6745, 10310, 13490, 19589, 20620, 26980, 39178, 73201, 78356, 97945, 146402, 195890, 292804, 366005, 391780, 732010, 1390819, 1464020, 2781638, 5563276, 6954095, 13908190, 27816380]

約数ペア:

[(1, 27816380), (2, 13908190), (4, 6954095), (5, 5563276), (10, 2781638), (19, 1464020), (20, 1390819), (38, 732010), (71, 391780), (76, 366005), (95, 292804), (142, 195890), (190, 146402), (284, 97945), (355, 78356), (380, 73201), (710, 39178), (1031, 26980), (1349, 20620), (1420, 19589), (2062, 13490), (2698, 10310), (4124, 6745), (5155, 5396)]