55639760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2796

約数の個数: 80

約数和(自身を含む): 147312000

約数和(自身を除く): 91672240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 2749, 4048, 5060, 5498, 10120, 10996, 13745, 20240, 21992, 27490, 30239, 43984, 54980, 60478, 63227, 109960, 120956, 126454, 151195, 219920, 241912, 252908, 302390, 316135, 483824, 505816, 604780, 632270, 695497, 1011632, 1209560, 1264540, 1390994, 2419120, 2529080, 2781988, 3477485, 5058160, 5563976, 6954970, 11127952, 13909940, 27819880, 55639760]

約数ペア:

[(1, 55639760), (2, 27819880), (4, 13909940), (5, 11127952), (8, 6954970), (10, 5563976), (11, 5058160), (16, 3477485), (20, 2781988), (22, 2529080), (23, 2419120), (40, 1390994), (44, 1264540), (46, 1209560), (55, 1011632), (80, 695497), (88, 632270), (92, 604780), (110, 505816), (115, 483824), (176, 316135), (184, 302390), (220, 252908), (230, 241912), (253, 219920), (368, 151195), (440, 126454), (460, 120956), (506, 109960), (880, 63227), (920, 60478), (1012, 54980), (1265, 43984), (1840, 30239), (2024, 27490), (2530, 21992), (2749, 20240), (4048, 13745), (5060, 10996), (5498, 10120)]