20220697720

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1\times {\mathrm{3607}}^1$

素因数の和:4408

約数の個数: 64

約数和(自身を含む): 45766036800

約数和(自身を除く): 25545339080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 521, 538, 1042, 1076, 1345, 2084, 2152, 2605, 2690, 3607, 4168, 5210, 5380, 7214, 10420, 10760, 14428, 18035, 20840, 28856, 36070, 72140, 140149, 144280, 280298, 560596, 700745, 970283, 1121192, 1401490, 1879247, 1940566, 2802980, 3758494, 3881132, 4851415, 5605960, 7516988, 7762264, 9396235, 9702830, 15033976, 18792470, 19405660, 37584940, 38811320, 75169880, 505517443, 1011034886, 2022069772, 2527587215, 4044139544, 5055174430, 10110348860, 20220697720]

約数ペア:

[(1, 20220697720), (2, 10110348860), (4, 5055174430), (5, 4044139544), (8, 2527587215), (10, 2022069772), (20, 1011034886), (40, 505517443), (269, 75169880), (521, 38811320), (538, 37584940), (1042, 19405660), (1076, 18792470), (1345, 15033976), (2084, 9702830), (2152, 9396235), (2605, 7762264), (2690, 7516988), (3607, 5605960), (4168, 4851415), (5210, 3881132), (5380, 3758494), (7214, 2802980), (10420, 1940566), (10760, 1879247), (14428, 1401490), (18035, 1121192), (20840, 970283), (28856, 700745), (36070, 560596), (72140, 280298), (140149, 144280)]