20245835740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{373}}^1\times {\mathrm{1093}}^1$

素因数の和:1679

約数の個数: 96

約数和(自身を含む): 46192075776

約数和(自身を除く): 25946240036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 191, 260, 373, 382, 746, 764, 955, 1093, 1492, 1865, 1910, 2186, 2483, 3730, 3820, 4372, 4849, 4966, 5465, 7460, 9698, 9932, 10930, 12415, 14209, 19396, 21860, 24245, 24830, 28418, 48490, 49660, 56836, 71045, 71243, 96980, 142090, 142486, 208763, 284180, 284972, 356215, 407689, 417526, 712430, 815378, 835052, 926159, 1043815, 1424860, 1630756, 1852318, 2038445, 2087630, 2713919, 3704636, 4076890, 4175260, 4630795, 5299957, 5427838, 8153780, 9261590, 10599914, 10855676, 13569595, 18523180, 21199828, 26499785, 27139190, 52999570, 54278380, 77868599, 105999140, 155737198, 311474396, 389342995, 778685990, 1012291787, 1557371980, 2024583574, 4049167148, 5061458935, 10122917870, 20245835740]

約数ペア:

[(1, 20245835740), (2, 10122917870), (4, 5061458935), (5, 4049167148), (10, 2024583574), (13, 1557371980), (20, 1012291787), (26, 778685990), (52, 389342995), (65, 311474396), (130, 155737198), (191, 105999140), (260, 77868599), (373, 54278380), (382, 52999570), (746, 27139190), (764, 26499785), (955, 21199828), (1093, 18523180), (1492, 13569595), (1865, 10855676), (1910, 10599914), (2186, 9261590), (2483, 8153780), (3730, 5427838), (3820, 5299957), (4372, 4630795), (4849, 4175260), (4966, 4076890), (5465, 3704636), (7460, 2713919), (9698, 2087630), (9932, 2038445), (10930, 1852318), (12415, 1630756), (14209, 1424860), (19396, 1043815), (21860, 926159), (24245, 835052), (24830, 815378), (28418, 712430), (48490, 417526), (49660, 407689), (56836, 356215), (71045, 284972), (71243, 284180), (96980, 208763), (142090, 142486)]