19444328240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5652421}}^1$

素因数の和:5652477

約数の個数: 40

約数和(自身を含む): 46259421648

約数和(自身を除く): 26815093408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 5652421, 11304842, 22609684, 28262105, 45219368, 56524210, 90438736, 113048420, 226096840, 243054103, 452193680, 486108206, 972216412, 1215270515, 1944432824, 2430541030, 3888865648, 4861082060, 9722164120, 19444328240]

約数ペア:

[(1, 19444328240), (2, 9722164120), (4, 4861082060), (5, 3888865648), (8, 2430541030), (10, 1944432824), (16, 1215270515), (20, 972216412), (40, 486108206), (43, 452193680), (80, 243054103), (86, 226096840), (172, 113048420), (215, 90438736), (344, 56524210), (430, 45219368), (688, 28262105), (860, 22609684), (1720, 11304842), (3440, 5652421)]