38755820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 86822400

約数和(自身を除く): 48066580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1291, 1501, 1580, 2582, 3002, 5164, 6004, 6455, 7505, 12910, 15010, 24529, 25820, 30020, 49058, 98116, 101989, 122645, 203978, 245290, 407956, 490580, 509945, 1019890, 1937791, 2039780, 3875582, 7751164, 9688955, 19377910, 38755820]

約数ペア:

[(1, 38755820), (2, 19377910), (4, 9688955), (5, 7751164), (10, 3875582), (19, 2039780), (20, 1937791), (38, 1019890), (76, 509945), (79, 490580), (95, 407956), (158, 245290), (190, 203978), (316, 122645), (380, 101989), (395, 98116), (790, 49058), (1291, 30020), (1501, 25820), (1580, 24529), (2582, 15010), (3002, 12910), (5164, 7505), (6004, 6455)]