20681730

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2837}}^1$

素因数の和:2862

約数の個数: 56

約数和(自身を含む): 55834812

約数和(自身を除く): 35153082

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2837, 3645, 5674, 7290, 8511, 14185, 17022, 25533, 28370, 42555, 51066, 76599, 85110, 127665, 153198, 229797, 255330, 382995, 459594, 689391, 765990, 1148985, 1378782, 2068173, 2297970, 3446955, 4136346, 6893910, 10340865, 20681730]

約数ペア:

[(1, 20681730), (2, 10340865), (3, 6893910), (5, 4136346), (6, 3446955), (9, 2297970), (10, 2068173), (15, 1378782), (18, 1148985), (27, 765990), (30, 689391), (45, 459594), (54, 382995), (81, 255330), (90, 229797), (135, 153198), (162, 127665), (243, 85110), (270, 76599), (405, 51066), (486, 42555), (729, 28370), (810, 25533), (1215, 17022), (1458, 14185), (2430, 8511), (2837, 7290), (3645, 5674)]