2850380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 6797280

約数和(自身を除く): 3946900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 577, 988, 1154, 1235, 2308, 2470, 2885, 4940, 5770, 7501, 10963, 11540, 15002, 21926, 30004, 37505, 43852, 54815, 75010, 109630, 142519, 150020, 219260, 285038, 570076, 712595, 1425190, 2850380]

約数ペア:

[(1, 2850380), (2, 1425190), (4, 712595), (5, 570076), (10, 285038), (13, 219260), (19, 150020), (20, 142519), (26, 109630), (38, 75010), (52, 54815), (65, 43852), (76, 37505), (95, 30004), (130, 21926), (190, 15002), (247, 11540), (260, 10963), (380, 7501), (494, 5770), (577, 4940), (988, 2885), (1154, 2470), (1235, 2308)]