769540880

素因数分解:

$2^4\times 5^1\times {\mathrm{2789}}^1\times {\mathrm{3449}}^1$

素因数の和:6251

約数の個数: 40

約数和(自身を含む): 1790343000

約数和(自身を除く): 1020802120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2789, 3449, 5578, 6898, 11156, 13796, 13945, 17245, 22312, 27592, 27890, 34490, 44624, 55184, 55780, 68980, 111560, 137960, 223120, 275920, 9619261, 19238522, 38477044, 48096305, 76954088, 96192610, 153908176, 192385220, 384770440, 769540880]

約数ペア:

[(1, 769540880), (2, 384770440), (4, 192385220), (5, 153908176), (8, 96192610), (10, 76954088), (16, 48096305), (20, 38477044), (40, 19238522), (80, 9619261), (2789, 275920), (3449, 223120), (5578, 137960), (6898, 111560), (11156, 68980), (13796, 55780), (13945, 55184), (17245, 44624), (22312, 34490), (27592, 27890)]