2021189170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8779}}^1$

素因数の和:8840

約数の個数: 128

約数和(自身を含む): 5097738240

約数和(自身を除く): 3076549070

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 23, 26, 35, 46, 55, 65, 70, 77, 91, 110, 115, 130, 143, 154, 161, 182, 230, 253, 286, 299, 322, 385, 455, 506, 598, 715, 770, 805, 910, 1001, 1265, 1430, 1495, 1610, 1771, 2002, 2093, 2530, 2990, 3289, 3542, 4186, 5005, 6578, 8779, 8855, 10010, 10465, 16445, 17558, 17710, 20930, 23023, 32890, 43895, 46046, 61453, 87790, 96569, 114127, 115115, 122906, 193138, 201917, 228254, 230230, 307265, 403834, 482845, 570635, 614530, 675983, 798889, 965690, 1009585, 1141270, 1255397, 1351966, 1413419, 1597778, 2019170, 2221087, 2510794, 2624921, 2826838, 3379915, 3994445, 4442174, 5249842, 6276985, 6759830, 7067095, 7988890, 8787779, 11105435, 12553970, 13124605, 14134190, 15547609, 17575558, 18374447, 22210870, 26249210, 28874131, 31095218, 36748894, 43938895, 57748262, 77738045, 87877790, 91872235, 144370655, 155476090, 183744470, 202118917, 288741310, 404237834, 1010594585, 2021189170]

約数ペア:

[(1, 2021189170), (2, 1010594585), (5, 404237834), (7, 288741310), (10, 202118917), (11, 183744470), (13, 155476090), (14, 144370655), (22, 91872235), (23, 87877790), (26, 77738045), (35, 57748262), (46, 43938895), (55, 36748894), (65, 31095218), (70, 28874131), (77, 26249210), (91, 22210870), (110, 18374447), (115, 17575558), (130, 15547609), (143, 14134190), (154, 13124605), (161, 12553970), (182, 11105435), (230, 8787779), (253, 7988890), (286, 7067095), (299, 6759830), (322, 6276985), (385, 5249842), (455, 4442174), (506, 3994445), (598, 3379915), (715, 2826838), (770, 2624921), (805, 2510794), (910, 2221087), (1001, 2019170), (1265, 1597778), (1430, 1413419), (1495, 1351966), (1610, 1255397), (1771, 1141270), (2002, 1009585), (2093, 965690), (2530, 798889), (2990, 675983), (3289, 614530), (3542, 570635), (4186, 482845), (5005, 403834), (6578, 307265), (8779, 230230), (8855, 228254), (10010, 201917), (10465, 193138), (16445, 122906), (17558, 115115), (17710, 114127), (20930, 96569), (23023, 87790), (32890, 61453), (43895, 46046)]