248876540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4507}}^1$

素因数の和:4778

約数の個数: 48

約数和(自身を含む): 572552064

約数和(自身を除く): 323675524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 2510, 2761, 4507, 5020, 5522, 9014, 11044, 13805, 18028, 22535, 27610, 45070, 49577, 55220, 90140, 99154, 198308, 247885, 495770, 991540, 1131257, 2262514, 4525028, 5656285, 11312570, 12443827, 22625140, 24887654, 49775308, 62219135, 124438270, 248876540]

約数ペア:

[(1, 248876540), (2, 124438270), (4, 62219135), (5, 49775308), (10, 24887654), (11, 22625140), (20, 12443827), (22, 11312570), (44, 5656285), (55, 4525028), (110, 2262514), (220, 1131257), (251, 991540), (502, 495770), (1004, 247885), (1255, 198308), (2510, 99154), (2761, 90140), (4507, 55220), (5020, 49577), (5522, 45070), (9014, 27610), (11044, 22535), (13805, 18028)]