28223230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 63234432

約数和(自身を除く): 35011202

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 70, 74, 85, 119, 170, 185, 238, 259, 370, 518, 595, 629, 641, 1190, 1258, 1282, 1295, 2590, 3145, 3205, 4403, 4487, 6290, 6410, 8806, 8974, 10897, 21794, 22015, 22435, 23717, 44030, 44870, 47434, 54485, 76279, 108970, 118585, 152558, 166019, 237170, 332038, 381395, 403189, 762790, 806378, 830095, 1660190, 2015945, 2822323, 4031890, 5644646, 14111615, 28223230]

約数ペア:

[(1, 28223230), (2, 14111615), (5, 5644646), (7, 4031890), (10, 2822323), (14, 2015945), (17, 1660190), (34, 830095), (35, 806378), (37, 762790), (70, 403189), (74, 381395), (85, 332038), (119, 237170), (170, 166019), (185, 152558), (238, 118585), (259, 108970), (370, 76279), (518, 54485), (595, 47434), (629, 44870), (641, 44030), (1190, 23717), (1258, 22435), (1282, 22015), (1295, 21794), (2590, 10897), (3145, 8974), (3205, 8806), (4403, 6410), (4487, 6290)]