17958049272040

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2473}}^1\times {\mathrm{1797437}}^1$

素因数の和:1800022

約数の個数: 64

約数和(自身を含む): 40822189598160

約数和(自身を除く): 22864140326120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2473, 4040, 4946, 9892, 12365, 19784, 24730, 49460, 98920, 249773, 499546, 999092, 1248865, 1797437, 1998184, 2497730, 3594874, 4995460, 7189748, 8987185, 9990920, 14379496, 17974370, 35948740, 71897480, 181541137, 363082274, 726164548, 907705685, 1452329096, 1815411370, 3630822740, 4445061701, 7261645480, 8890123402, 17780246804, 22225308505, 35560493608, 44450617010, 88901234020, 177802468040, 448951231801, 897902463602, 1795804927204, 2244756159005, 3591609854408, 4489512318010, 8979024636020, 17958049272040]

約数ペア:

[(1, 17958049272040), (2, 8979024636020), (4, 4489512318010), (5, 3591609854408), (8, 2244756159005), (10, 1795804927204), (20, 897902463602), (40, 448951231801), (101, 177802468040), (202, 88901234020), (404, 44450617010), (505, 35560493608), (808, 22225308505), (1010, 17780246804), (2020, 8890123402), (2473, 7261645480), (4040, 4445061701), (4946, 3630822740), (9892, 1815411370), (12365, 1452329096), (19784, 907705685), (24730, 726164548), (49460, 363082274), (98920, 181541137), (249773, 71897480), (499546, 35948740), (999092, 17974370), (1248865, 14379496), (1797437, 9990920), (1998184, 8987185), (2497730, 7189748), (3594874, 4995460)]