20537146320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1820669}}^1$

素因数の和:1820732

約数の個数: 80

約数和(自身を含む): 65019767040

約数和(自身を除く): 44482620720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 1820669, 3641338, 5462007, 7282676, 9103345, 10924014, 14565352, 18206690, 21848028, 27310035, 29130704, 36413380, 43696056, 54620070, 72826760, 85571443, 87392112, 109240140, 145653520, 171142886, 218480280, 256714329, 342285772, 427857215, 436960560, 513428658, 684571544, 855714430, 1026857316, 1283571645, 1369143088, 1711428860, 2053714632, 2567143290, 3422857720, 4107429264, 5134286580, 6845715440, 10268573160, 20537146320]

約数ペア:

[(1, 20537146320), (2, 10268573160), (3, 6845715440), (4, 5134286580), (5, 4107429264), (6, 3422857720), (8, 2567143290), (10, 2053714632), (12, 1711428860), (15, 1369143088), (16, 1283571645), (20, 1026857316), (24, 855714430), (30, 684571544), (40, 513428658), (47, 436960560), (48, 427857215), (60, 342285772), (80, 256714329), (94, 218480280), (120, 171142886), (141, 145653520), (188, 109240140), (235, 87392112), (240, 85571443), (282, 72826760), (376, 54620070), (470, 43696056), (564, 36413380), (705, 29130704), (752, 27310035), (940, 21848028), (1128, 18206690), (1410, 14565352), (1880, 10924014), (2256, 9103345), (2820, 7282676), (3760, 5462007), (5640, 3641338), (11280, 1820669)]