2019391640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{11689}}^1$

素因数の和:12324

約数の個数: 64

約数和(自身を含む): 5201582400

約数和(自身を除く): 3182190760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 617, 1234, 2468, 3085, 4319, 4936, 6170, 8638, 11689, 12340, 17276, 21595, 23378, 24680, 34552, 43190, 46756, 58445, 81823, 86380, 93512, 116890, 163646, 172760, 233780, 327292, 409115, 467560, 654584, 818230, 1636460, 3272920, 7212113, 14424226, 28848452, 36060565, 50484791, 57696904, 72121130, 100969582, 144242260, 201939164, 252423955, 288484520, 403878328, 504847910, 1009695820, 2019391640]

約数ペア:

[(1, 2019391640), (2, 1009695820), (4, 504847910), (5, 403878328), (7, 288484520), (8, 252423955), (10, 201939164), (14, 144242260), (20, 100969582), (28, 72121130), (35, 57696904), (40, 50484791), (56, 36060565), (70, 28848452), (140, 14424226), (280, 7212113), (617, 3272920), (1234, 1636460), (2468, 818230), (3085, 654584), (4319, 467560), (4936, 409115), (6170, 327292), (8638, 233780), (11689, 172760), (12340, 163646), (17276, 116890), (21595, 93512), (23378, 86380), (24680, 81823), (34552, 58445), (43190, 46756)]