28919580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4969}}^1$

素因数の和:5078

約数の個数: 48

約数和(自身を含む): 81826080

約数和(自身を除く): 52906500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4969, 5820, 9938, 14907, 19876, 24845, 29814, 49690, 59628, 74535, 99380, 149070, 298140, 481993, 963986, 1445979, 1927972, 2409965, 2891958, 4819930, 5783916, 7229895, 9639860, 14459790, 28919580]

約数ペア:

[(1, 28919580), (2, 14459790), (3, 9639860), (4, 7229895), (5, 5783916), (6, 4819930), (10, 2891958), (12, 2409965), (15, 1927972), (20, 1445979), (30, 963986), (60, 481993), (97, 298140), (194, 149070), (291, 99380), (388, 74535), (485, 59628), (582, 49690), (970, 29814), (1164, 24845), (1455, 19876), (1940, 14907), (2910, 9938), (4969, 5820)]