193449620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{106291}}^1$

素因数の和:106320

約数の個数: 48

約数和(自身を含む): 499997568

約数和(自身を除く): 306547948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 106291, 212582, 425164, 531455, 744037, 1062910, 1381783, 1488074, 2125820, 2763566, 2976148, 3720185, 5527132, 6908915, 7440370, 9672481, 13817830, 14880740, 19344962, 27635660, 38689924, 48362405, 96724810, 193449620]

約数ペア:

[(1, 193449620), (2, 96724810), (4, 48362405), (5, 38689924), (7, 27635660), (10, 19344962), (13, 14880740), (14, 13817830), (20, 9672481), (26, 7440370), (28, 6908915), (35, 5527132), (52, 3720185), (65, 2976148), (70, 2763566), (91, 2125820), (130, 1488074), (140, 1381783), (182, 1062910), (260, 744037), (364, 531455), (455, 425164), (910, 212582), (1820, 106291)]