55143880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5449}}^1$

素因数の和:5494

約数の個数: 64

約数和(自身を含む): 141264000

約数和(自身を除く): 86120120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 5449, 10120, 10898, 21796, 27245, 43592, 54490, 59939, 108980, 119878, 125327, 217960, 239756, 250654, 299695, 479512, 501308, 599390, 626635, 1002616, 1198780, 1253270, 1378597, 2397560, 2506540, 2757194, 5013080, 5514388, 6892985, 11028776, 13785970, 27571940, 55143880]

約数ペア:

[(1, 55143880), (2, 27571940), (4, 13785970), (5, 11028776), (8, 6892985), (10, 5514388), (11, 5013080), (20, 2757194), (22, 2506540), (23, 2397560), (40, 1378597), (44, 1253270), (46, 1198780), (55, 1002616), (88, 626635), (92, 599390), (110, 501308), (115, 479512), (184, 299695), (220, 250654), (230, 239756), (253, 217960), (440, 125327), (460, 119878), (506, 108980), (920, 59939), (1012, 54490), (1265, 43592), (2024, 27245), (2530, 21796), (5060, 10898), (5449, 10120)]