29920240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 83932128

約数和(自身を除く): 54011888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 101, 112, 115, 140, 161, 184, 202, 230, 280, 322, 368, 404, 460, 505, 529, 560, 644, 707, 805, 808, 920, 1010, 1058, 1288, 1414, 1610, 1616, 1840, 2020, 2116, 2323, 2576, 2645, 2828, 3220, 3535, 3703, 4040, 4232, 4646, 5290, 5656, 6440, 7070, 7406, 8080, 8464, 9292, 10580, 11312, 11615, 12880, 14140, 14812, 16261, 18515, 18584, 21160, 23230, 28280, 29624, 32522, 37030, 37168, 42320, 46460, 53429, 56560, 59248, 65044, 74060, 81305, 92920, 106858, 130088, 148120, 162610, 185840, 213716, 260176, 267145, 296240, 325220, 374003, 427432, 534290, 650440, 748006, 854864, 1068580, 1300880, 1496012, 1870015, 2137160, 2992024, 3740030, 4274320, 5984048, 7480060, 14960120, 29920240]

約数ペア:

[(1, 29920240), (2, 14960120), (4, 7480060), (5, 5984048), (7, 4274320), (8, 3740030), (10, 2992024), (14, 2137160), (16, 1870015), (20, 1496012), (23, 1300880), (28, 1068580), (35, 854864), (40, 748006), (46, 650440), (56, 534290), (70, 427432), (80, 374003), (92, 325220), (101, 296240), (112, 267145), (115, 260176), (140, 213716), (161, 185840), (184, 162610), (202, 148120), (230, 130088), (280, 106858), (322, 92920), (368, 81305), (404, 74060), (460, 65044), (505, 59248), (529, 56560), (560, 53429), (644, 46460), (707, 42320), (805, 37168), (808, 37030), (920, 32522), (1010, 29624), (1058, 28280), (1288, 23230), (1414, 21160), (1610, 18584), (1616, 18515), (1840, 16261), (2020, 14812), (2116, 14140), (2323, 12880), (2576, 11615), (2645, 11312), (2828, 10580), (3220, 9292), (3535, 8464), (3703, 8080), (4040, 7406), (4232, 7070), (4646, 6440), (5290, 5656)]