30207758

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 56327040

約数和(自身を除く): 26119282

約数列:

[1, 2, 7, 14, 19, 38, 43, 86, 133, 139, 266, 278, 301, 361, 602, 722, 817, 973, 1634, 1946, 2527, 2641, 5054, 5282, 5719, 5977, 11438, 11954, 15523, 18487, 31046, 36974, 41839, 50179, 83678, 100358, 108661, 113563, 217322, 227126, 351253, 702506, 794941, 1589882, 2157697, 4315394, 15103879, 30207758]

約数ペア:

[(1, 30207758), (2, 15103879), (7, 4315394), (14, 2157697), (19, 1589882), (38, 794941), (43, 702506), (86, 351253), (133, 227126), (139, 217322), (266, 113563), (278, 108661), (301, 100358), (361, 83678), (602, 50179), (722, 41839), (817, 36974), (973, 31046), (1634, 18487), (1946, 15523), (2527, 11954), (2641, 11438), (5054, 5977), (5282, 5719)]