2816660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 7741440

約数和(自身を除く): 4924780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 59, 62, 70, 77, 110, 118, 124, 140, 154, 155, 217, 220, 236, 295, 308, 310, 341, 385, 413, 434, 590, 620, 649, 682, 770, 826, 868, 1085, 1180, 1298, 1364, 1540, 1652, 1705, 1829, 2065, 2170, 2387, 2596, 3245, 3410, 3658, 4130, 4340, 4543, 4774, 6490, 6820, 7316, 8260, 9086, 9145, 9548, 11935, 12803, 12980, 18172, 18290, 20119, 22715, 23870, 25606, 36580, 40238, 45430, 47740, 51212, 64015, 80476, 90860, 100595, 128030, 140833, 201190, 256060, 281666, 402380, 563332, 704165, 1408330, 2816660]

約数ペア:

[(1, 2816660), (2, 1408330), (4, 704165), (5, 563332), (7, 402380), (10, 281666), (11, 256060), (14, 201190), (20, 140833), (22, 128030), (28, 100595), (31, 90860), (35, 80476), (44, 64015), (55, 51212), (59, 47740), (62, 45430), (70, 40238), (77, 36580), (110, 25606), (118, 23870), (124, 22715), (140, 20119), (154, 18290), (155, 18172), (217, 12980), (220, 12803), (236, 11935), (295, 9548), (308, 9145), (310, 9086), (341, 8260), (385, 7316), (413, 6820), (434, 6490), (590, 4774), (620, 4543), (649, 4340), (682, 4130), (770, 3658), (826, 3410), (868, 3245), (1085, 2596), (1180, 2387), (1298, 2170), (1364, 2065), (1540, 1829), (1652, 1705)]