1859440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2113}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 4718448

約数和(自身を除く): 2859008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2113, 4226, 8452, 10565, 16904, 21130, 23243, 33808, 42260, 46486, 84520, 92972, 116215, 169040, 185944, 232430, 371888, 464860, 929720, 1859440]

約数ペア:

[(1, 1859440), (2, 929720), (4, 464860), (5, 371888), (8, 232430), (10, 185944), (11, 169040), (16, 116215), (20, 92972), (22, 84520), (40, 46486), (44, 42260), (55, 33808), (80, 23243), (88, 21130), (110, 16904), (176, 10565), (220, 8452), (440, 4226), (880, 2113)]