2772880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 7392384

約数和(自身を除く): 4619504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 137, 176, 184, 220, 230, 253, 274, 368, 440, 460, 506, 548, 685, 880, 920, 1012, 1096, 1265, 1370, 1507, 1840, 2024, 2192, 2530, 2740, 3014, 3151, 4048, 5060, 5480, 6028, 6302, 7535, 10120, 10960, 12056, 12604, 15070, 15755, 20240, 24112, 25208, 30140, 31510, 34661, 50416, 60280, 63020, 69322, 120560, 126040, 138644, 173305, 252080, 277288, 346610, 554576, 693220, 1386440, 2772880]

約数ペア:

[(1, 2772880), (2, 1386440), (4, 693220), (5, 554576), (8, 346610), (10, 277288), (11, 252080), (16, 173305), (20, 138644), (22, 126040), (23, 120560), (40, 69322), (44, 63020), (46, 60280), (55, 50416), (80, 34661), (88, 31510), (92, 30140), (110, 25208), (115, 24112), (137, 20240), (176, 15755), (184, 15070), (220, 12604), (230, 12056), (253, 10960), (274, 10120), (368, 7535), (440, 6302), (460, 6028), (506, 5480), (548, 5060), (685, 4048), (880, 3151), (920, 3014), (1012, 2740), (1096, 2530), (1265, 2192), (1370, 2024), (1507, 1840)]