20930544040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{344479}}^1$

素因数の和:344535

約数の個数: 96

約数和(自身を含む): 56549836800

約数和(自身を除く): 35619292760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 3038, 4340, 6076, 7595, 8680, 12152, 15190, 30380, 60760, 344479, 688958, 1377916, 1722395, 2411353, 2755832, 3444790, 4822706, 6889580, 9645412, 10678849, 12056765, 13779160, 16879471, 19290824, 21357698, 24113530, 33758942, 42715396, 48227060, 53394245, 67517884, 74751943, 84397355, 85430792, 96454120, 106788490, 135035768, 149503886, 168794710, 213576980, 299007772, 337589420, 373759715, 427153960, 523263601, 598015544, 675178840, 747519430, 1046527202, 1495038860, 2093054404, 2616318005, 2990077720, 4186108808, 5232636010, 10465272020, 20930544040]

約数ペア:

[(1, 20930544040), (2, 10465272020), (4, 5232636010), (5, 4186108808), (7, 2990077720), (8, 2616318005), (10, 2093054404), (14, 1495038860), (20, 1046527202), (28, 747519430), (31, 675178840), (35, 598015544), (40, 523263601), (49, 427153960), (56, 373759715), (62, 337589420), (70, 299007772), (98, 213576980), (124, 168794710), (140, 149503886), (155, 135035768), (196, 106788490), (217, 96454120), (245, 85430792), (248, 84397355), (280, 74751943), (310, 67517884), (392, 53394245), (434, 48227060), (490, 42715396), (620, 33758942), (868, 24113530), (980, 21357698), (1085, 19290824), (1240, 16879471), (1519, 13779160), (1736, 12056765), (1960, 10678849), (2170, 9645412), (3038, 6889580), (4340, 4822706), (6076, 3444790), (7595, 2755832), (8680, 2411353), (12152, 1722395), (15190, 1377916), (30380, 688958), (60760, 344479)]