901632380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{15583}}^1$

素因数の和:15866

約数の個数: 48

約数和(自身を含む): 2073544704

約数和(自身を除く): 1171912324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 526, 1052, 1315, 2630, 2893, 5260, 5786, 11572, 14465, 15583, 28930, 31166, 57860, 62332, 77915, 155830, 171413, 311660, 342826, 685652, 857065, 1714130, 3428260, 4098329, 8196658, 16393316, 20491645, 40983290, 45081619, 81966580, 90163238, 180326476, 225408095, 450816190, 901632380]

約数ペア:

[(1, 901632380), (2, 450816190), (4, 225408095), (5, 180326476), (10, 90163238), (11, 81966580), (20, 45081619), (22, 40983290), (44, 20491645), (55, 16393316), (110, 8196658), (220, 4098329), (263, 3428260), (526, 1714130), (1052, 857065), (1315, 685652), (2630, 342826), (2893, 311660), (5260, 171413), (5786, 155830), (11572, 77915), (14465, 62332), (15583, 57860), (28930, 31166)]