12197840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8969}}^1$

素因数の和:8999

約数の個数: 40

約数和(自身を含む): 30031560

約数和(自身を除く): 17833720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 8969, 17938, 35876, 44845, 71752, 89690, 143504, 152473, 179380, 304946, 358760, 609892, 717520, 762365, 1219784, 1524730, 2439568, 3049460, 6098920, 12197840]

約数ペア:

[(1, 12197840), (2, 6098920), (4, 3049460), (5, 2439568), (8, 1524730), (10, 1219784), (16, 762365), (17, 717520), (20, 609892), (34, 358760), (40, 304946), (68, 179380), (80, 152473), (85, 143504), (136, 89690), (170, 71752), (272, 44845), (340, 35876), (680, 17938), (1360, 8969)]