30968290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 58968000

約数和(自身を除く): 27999710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 389, 419, 778, 838, 1945, 2095, 3890, 4190, 7391, 7961, 14782, 15922, 36955, 39805, 73910, 79610, 162991, 325982, 814955, 1629910, 3096829, 6193658, 15484145, 30968290]

約数ペア:

[(1, 30968290), (2, 15484145), (5, 6193658), (10, 3096829), (19, 1629910), (38, 814955), (95, 325982), (190, 162991), (389, 79610), (419, 73910), (778, 39805), (838, 36955), (1945, 15922), (2095, 14782), (3890, 7961), (4190, 7391)]