30125420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 68819520

約数和(自身を除く): 38694100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1063, 1090, 1417, 2126, 2180, 2834, 4252, 5315, 5668, 7085, 10630, 13819, 14170, 21260, 27638, 28340, 55276, 69095, 115867, 138190, 231734, 276380, 463468, 579335, 1158670, 1506271, 2317340, 3012542, 6025084, 7531355, 15062710, 30125420]

約数ペア:

[(1, 30125420), (2, 15062710), (4, 7531355), (5, 6025084), (10, 3012542), (13, 2317340), (20, 1506271), (26, 1158670), (52, 579335), (65, 463468), (109, 276380), (130, 231734), (218, 138190), (260, 115867), (436, 69095), (545, 55276), (1063, 28340), (1090, 27638), (1417, 21260), (2126, 14170), (2180, 13819), (2834, 10630), (4252, 7085), (5315, 5668)]