20194490940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{550859}}^1$

素因数の和:550931

約数の個数: 96

約数和(自身を含む): 62189890560

約数和(自身を除く): 41995399620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 47, 52, 60, 65, 78, 94, 130, 141, 156, 188, 195, 235, 260, 282, 390, 470, 564, 611, 705, 780, 940, 1222, 1410, 1833, 2444, 2820, 3055, 3666, 6110, 7332, 9165, 12220, 18330, 36660, 550859, 1101718, 1652577, 2203436, 2754295, 3305154, 5508590, 6610308, 7161167, 8262885, 11017180, 14322334, 16525770, 21483501, 25890373, 28644668, 33051540, 35805835, 42967002, 51780746, 71611670, 77671119, 85934004, 103561492, 107417505, 129451865, 143223340, 155342238, 214835010, 258903730, 310684476, 336574849, 388355595, 429670020, 517807460, 673149698, 776711190, 1009724547, 1346299396, 1553422380, 1682874245, 2019449094, 3365748490, 4038898188, 5048622735, 6731496980, 10097245470, 20194490940]

約数ペア:

[(1, 20194490940), (2, 10097245470), (3, 6731496980), (4, 5048622735), (5, 4038898188), (6, 3365748490), (10, 2019449094), (12, 1682874245), (13, 1553422380), (15, 1346299396), (20, 1009724547), (26, 776711190), (30, 673149698), (39, 517807460), (47, 429670020), (52, 388355595), (60, 336574849), (65, 310684476), (78, 258903730), (94, 214835010), (130, 155342238), (141, 143223340), (156, 129451865), (188, 107417505), (195, 103561492), (235, 85934004), (260, 77671119), (282, 71611670), (390, 51780746), (470, 42967002), (564, 35805835), (611, 33051540), (705, 28644668), (780, 25890373), (940, 21483501), (1222, 16525770), (1410, 14322334), (1833, 11017180), (2444, 8262885), (2820, 7161167), (3055, 6610308), (3666, 5508590), (6110, 3305154), (7332, 2754295), (9165, 2203436), (12220, 1652577), (18330, 1101718), (36660, 550859)]