201647780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{1013}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 436952880

約数和(自身を除く): 235305100

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 269, 370, 538, 740, 1013, 1076, 1345, 2026, 2690, 4052, 5065, 5380, 9953, 10130, 19906, 20260, 37481, 39812, 49765, 74962, 99530, 149924, 187405, 199060, 272497, 374810, 544994, 749620, 1089988, 1362485, 2724970, 5449940, 10082389, 20164778, 40329556, 50411945, 100823890, 201647780]

約数ペア:

[(1, 201647780), (2, 100823890), (4, 50411945), (5, 40329556), (10, 20164778), (20, 10082389), (37, 5449940), (74, 2724970), (148, 1362485), (185, 1089988), (269, 749620), (370, 544994), (538, 374810), (740, 272497), (1013, 199060), (1076, 187405), (1345, 149924), (2026, 99530), (2690, 74962), (4052, 49765), (5065, 39812), (5380, 37481), (9953, 20260), (10130, 19906)]