201870920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{967}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 482993280

約数和(自身を除く): 281122360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 307, 340, 614, 680, 967, 1228, 1535, 1934, 2456, 3070, 3868, 4835, 5219, 6140, 7736, 9670, 10438, 12280, 16439, 19340, 20876, 26095, 32878, 38680, 41752, 52190, 65756, 82195, 104380, 131512, 164390, 208760, 296869, 328780, 593738, 657560, 1187476, 1484345, 2374952, 2968690, 5046773, 5937380, 10093546, 11874760, 20187092, 25233865, 40374184, 50467730, 100935460, 201870920]

約数ペア:

[(1, 201870920), (2, 100935460), (4, 50467730), (5, 40374184), (8, 25233865), (10, 20187092), (17, 11874760), (20, 10093546), (34, 5937380), (40, 5046773), (68, 2968690), (85, 2374952), (136, 1484345), (170, 1187476), (307, 657560), (340, 593738), (614, 328780), (680, 296869), (967, 208760), (1228, 164390), (1535, 131512), (1934, 104380), (2456, 82195), (3070, 65756), (3868, 52190), (4835, 41752), (5219, 38680), (6140, 32878), (7736, 26095), (9670, 20876), (10438, 19340), (12280, 16439)]