400390994

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1229}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 641617200

約数和(自身を除く): 241226206

約数列:

[1, 2, 29, 41, 58, 82, 137, 274, 1189, 1229, 2378, 2458, 3973, 5617, 7946, 11234, 35641, 50389, 71282, 100778, 162893, 168373, 325786, 336746, 1461281, 2922562, 4882817, 6903293, 9765634, 13806586, 200195497, 400390994]

約数ペア:

[(1, 400390994), (2, 200195497), (29, 13806586), (41, 9765634), (58, 6903293), (82, 4882817), (137, 2922562), (274, 1461281), (1189, 336746), (1229, 325786), (2378, 168373), (2458, 162893), (3973, 100778), (5617, 71282), (7946, 50389), (11234, 35641)]