2290640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 6160320

約数和(自身を除く): 3869680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 137, 152, 176, 190, 209, 220, 274, 304, 380, 418, 440, 548, 685, 760, 836, 880, 1045, 1096, 1370, 1507, 1520, 1672, 2090, 2192, 2603, 2740, 3014, 3344, 4180, 5206, 5480, 6028, 7535, 8360, 10412, 10960, 12056, 13015, 15070, 16720, 20824, 24112, 26030, 28633, 30140, 41648, 52060, 57266, 60280, 104120, 114532, 120560, 143165, 208240, 229064, 286330, 458128, 572660, 1145320, 2290640]

約数ペア:

[(1, 2290640), (2, 1145320), (4, 572660), (5, 458128), (8, 286330), (10, 229064), (11, 208240), (16, 143165), (19, 120560), (20, 114532), (22, 104120), (38, 60280), (40, 57266), (44, 52060), (55, 41648), (76, 30140), (80, 28633), (88, 26030), (95, 24112), (110, 20824), (137, 16720), (152, 15070), (176, 13015), (190, 12056), (209, 10960), (220, 10412), (274, 8360), (304, 7535), (380, 6028), (418, 5480), (440, 5206), (548, 4180), (685, 3344), (760, 3014), (836, 2740), (880, 2603), (1045, 2192), (1096, 2090), (1370, 1672), (1507, 1520)]