30947180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 71414784

約数和(自身を除く): 40467604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 863, 1630, 1726, 1793, 3260, 3452, 3586, 4315, 7172, 8630, 8965, 9493, 17260, 17930, 18986, 35860, 37972, 47465, 94930, 140669, 189860, 281338, 562676, 703345, 1406690, 1547359, 2813380, 3094718, 6189436, 7736795, 15473590, 30947180]

約数ペア:

[(1, 30947180), (2, 15473590), (4, 7736795), (5, 6189436), (10, 3094718), (11, 2813380), (20, 1547359), (22, 1406690), (44, 703345), (55, 562676), (110, 281338), (163, 189860), (220, 140669), (326, 94930), (652, 47465), (815, 37972), (863, 35860), (1630, 18986), (1726, 17930), (1793, 17260), (3260, 9493), (3452, 8965), (3586, 8630), (4315, 7172)]