40160984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{193}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 81887400

約数和(自身を除く): 41726416

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 193, 296, 386, 703, 772, 1369, 1406, 1544, 2738, 2812, 3667, 5476, 5624, 7141, 7334, 10952, 14282, 14668, 26011, 28564, 29336, 52022, 57128, 104044, 135679, 208088, 264217, 271358, 528434, 542716, 1056868, 1085432, 2113736, 5020123, 10040246, 20080492, 40160984]

約数ペア:

[(1, 40160984), (2, 20080492), (4, 10040246), (8, 5020123), (19, 2113736), (37, 1085432), (38, 1056868), (74, 542716), (76, 528434), (148, 271358), (152, 264217), (193, 208088), (296, 135679), (386, 104044), (703, 57128), (772, 52022), (1369, 29336), (1406, 28564), (1544, 26011), (2738, 14668), (2812, 14282), (3667, 10952), (5476, 7334), (5624, 7141)]