40207908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{691}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 101452736

約数和(自身を除く): 61244828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 373, 691, 746, 1119, 1382, 1492, 2073, 2238, 2764, 4146, 4476, 4849, 8292, 8983, 9698, 14547, 17966, 19396, 26949, 29094, 35932, 53898, 58188, 107796, 257743, 515486, 773229, 1030972, 1546458, 3092916, 3350659, 6701318, 10051977, 13402636, 20103954, 40207908]

約数ペア:

[(1, 40207908), (2, 20103954), (3, 13402636), (4, 10051977), (6, 6701318), (12, 3350659), (13, 3092916), (26, 1546458), (39, 1030972), (52, 773229), (78, 515486), (156, 257743), (373, 107796), (691, 58188), (746, 53898), (1119, 35932), (1382, 29094), (1492, 26949), (2073, 19396), (2238, 17966), (2764, 14547), (4146, 9698), (4476, 8983), (4849, 8292)]