19795410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 54857088

約数和(自身を除く): 35061678

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 73, 90, 115, 131, 138, 146, 207, 219, 230, 262, 345, 365, 393, 414, 438, 655, 657, 690, 730, 786, 1035, 1095, 1179, 1310, 1314, 1679, 1965, 2070, 2190, 2358, 3013, 3285, 3358, 3930, 5037, 5895, 6026, 6570, 8395, 9039, 9563, 10074, 11790, 15065, 15111, 16790, 18078, 19126, 25185, 27117, 28689, 30130, 30222, 45195, 47815, 50370, 54234, 57378, 75555, 86067, 90390, 95630, 135585, 143445, 151110, 172134, 219949, 271170, 286890, 430335, 439898, 659847, 860670, 1099745, 1319694, 1979541, 2199490, 3299235, 3959082, 6598470, 9897705, 19795410]

約数ペア:

[(1, 19795410), (2, 9897705), (3, 6598470), (5, 3959082), (6, 3299235), (9, 2199490), (10, 1979541), (15, 1319694), (18, 1099745), (23, 860670), (30, 659847), (45, 439898), (46, 430335), (69, 286890), (73, 271170), (90, 219949), (115, 172134), (131, 151110), (138, 143445), (146, 135585), (207, 95630), (219, 90390), (230, 86067), (262, 75555), (345, 57378), (365, 54234), (393, 50370), (414, 47815), (438, 45195), (655, 30222), (657, 30130), (690, 28689), (730, 27117), (786, 25185), (1035, 19126), (1095, 18078), (1179, 16790), (1310, 15111), (1314, 15065), (1679, 11790), (1965, 10074), (2070, 9563), (2190, 9039), (2358, 8395), (3013, 6570), (3285, 6026), (3358, 5895), (3930, 5037)]