1315120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{967}}^1$

素因数の和:997

約数の個数: 40

約数和(自身を含む): 3240864

約数和(自身を除く): 1925744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 967, 1360, 1934, 3868, 4835, 7736, 9670, 15472, 16439, 19340, 32878, 38680, 65756, 77360, 82195, 131512, 164390, 263024, 328780, 657560, 1315120]

約数ペア:

[(1, 1315120), (2, 657560), (4, 328780), (5, 263024), (8, 164390), (10, 131512), (16, 82195), (17, 77360), (20, 65756), (34, 38680), (40, 32878), (68, 19340), (80, 16439), (85, 15472), (136, 9670), (170, 7736), (272, 4835), (340, 3868), (680, 1934), (967, 1360)]