29951960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2591}}^1$

素因数の和:2636

約数の個数: 48

約数和(自身を含む): 71616960

約数和(自身を除く): 41665000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2591, 2890, 5182, 5780, 10364, 11560, 12955, 20728, 25910, 44047, 51820, 88094, 103640, 176188, 220235, 352376, 440470, 748799, 880940, 1497598, 1761880, 2995196, 3743995, 5990392, 7487990, 14975980, 29951960]

約数ペア:

[(1, 29951960), (2, 14975980), (4, 7487990), (5, 5990392), (8, 3743995), (10, 2995196), (17, 1761880), (20, 1497598), (34, 880940), (40, 748799), (68, 440470), (85, 352376), (136, 220235), (170, 176188), (289, 103640), (340, 88094), (578, 51820), (680, 44047), (1156, 25910), (1445, 20728), (2312, 12955), (2591, 11560), (2890, 10364), (5182, 5780)]