1881896380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1034009}}^1$

素因数の和:1034038

約数の個数: 48

約数和(自身を含む): 4863983040

約数和(自身を除く): 2982086660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1034009, 2068018, 4136036, 5170045, 7238063, 10340090, 13442117, 14476126, 20680180, 26884234, 28952252, 36190315, 53768468, 67210585, 72380630, 94094819, 134421170, 144761260, 188189638, 268842340, 376379276, 470474095, 940948190, 1881896380]

約数ペア:

[(1, 1881896380), (2, 940948190), (4, 470474095), (5, 376379276), (7, 268842340), (10, 188189638), (13, 144761260), (14, 134421170), (20, 94094819), (26, 72380630), (28, 67210585), (35, 53768468), (52, 36190315), (65, 28952252), (70, 26884234), (91, 20680180), (130, 14476126), (140, 13442117), (182, 10340090), (260, 7238063), (364, 5170045), (455, 4136036), (910, 2068018), (1820, 1034009)]