203700520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{619}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 484344000

約数和(自身を除く): 280643480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 433, 619, 760, 866, 1238, 1732, 2165, 2476, 3095, 3464, 4330, 4952, 6190, 8227, 8660, 11761, 12380, 16454, 17320, 23522, 24760, 32908, 41135, 47044, 58805, 65816, 82270, 94088, 117610, 164540, 235220, 268027, 329080, 470440, 536054, 1072108, 1340135, 2144216, 2680270, 5092513, 5360540, 10185026, 10721080, 20370052, 25462565, 40740104, 50925130, 101850260, 203700520]

約数ペア:

[(1, 203700520), (2, 101850260), (4, 50925130), (5, 40740104), (8, 25462565), (10, 20370052), (19, 10721080), (20, 10185026), (38, 5360540), (40, 5092513), (76, 2680270), (95, 2144216), (152, 1340135), (190, 1072108), (380, 536054), (433, 470440), (619, 329080), (760, 268027), (866, 235220), (1238, 164540), (1732, 117610), (2165, 94088), (2476, 82270), (3095, 65816), (3464, 58805), (4330, 47044), (4952, 41135), (6190, 32908), (8227, 24760), (8660, 23522), (11761, 17320), (12380, 16454)]