251016940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{911}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 551577600

約数和(自身を除く): 300560660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 599, 911, 1198, 1822, 2396, 2995, 3644, 4555, 5990, 9110, 11980, 13777, 18220, 20953, 27554, 41906, 55108, 68885, 83812, 104765, 137770, 209530, 275540, 419060, 545689, 1091378, 2182756, 2728445, 5456890, 10913780, 12550847, 25101694, 50203388, 62754235, 125508470, 251016940]

約数ペア:

[(1, 251016940), (2, 125508470), (4, 62754235), (5, 50203388), (10, 25101694), (20, 12550847), (23, 10913780), (46, 5456890), (92, 2728445), (115, 2182756), (230, 1091378), (460, 545689), (599, 419060), (911, 275540), (1198, 209530), (1822, 137770), (2396, 104765), (2995, 83812), (3644, 68885), (4555, 55108), (5990, 41906), (9110, 27554), (11980, 20953), (13777, 18220)]