2197520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2113}}^1$

素因数の和:2139

約数の個数: 40

約数和(自身を含む): 5504856

約数和(自身を除く): 3307336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2113, 4226, 8452, 10565, 16904, 21130, 27469, 33808, 42260, 54938, 84520, 109876, 137345, 169040, 219752, 274690, 439504, 549380, 1098760, 2197520]

約数ペア:

[(1, 2197520), (2, 1098760), (4, 549380), (5, 439504), (8, 274690), (10, 219752), (13, 169040), (16, 137345), (20, 109876), (26, 84520), (40, 54938), (52, 42260), (65, 33808), (80, 27469), (104, 21130), (130, 16904), (208, 10565), (260, 8452), (520, 4226), (1040, 2113)]