297134920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{390967}}^1$

素因数の和:390997

約数の個数: 32

約数和(自身を含む): 703742400

約数和(自身を除く): 406607480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 390967, 781934, 1563868, 1954835, 3127736, 3909670, 7428373, 7819340, 14856746, 15638680, 29713492, 37141865, 59426984, 74283730, 148567460, 297134920]

約数ペア:

[(1, 297134920), (2, 148567460), (4, 74283730), (5, 59426984), (8, 37141865), (10, 29713492), (19, 15638680), (20, 14856746), (38, 7819340), (40, 7428373), (76, 3909670), (95, 3127736), (152, 1954835), (190, 1563868), (380, 781934), (760, 390967)]