214854760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131009}}^1$

素因数の和:131061

約数の個数: 32

約数和(自身を含む): 495217800

約数和(自身を除く): 280363040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 131009, 262018, 524036, 655045, 1048072, 1310090, 2620180, 5240360, 5371369, 10742738, 21485476, 26856845, 42970952, 53713690, 107427380, 214854760]

約数ペア:

[(1, 214854760), (2, 107427380), (4, 53713690), (5, 42970952), (8, 26856845), (10, 21485476), (20, 10742738), (40, 5371369), (41, 5240360), (82, 2620180), (164, 1310090), (205, 1048072), (328, 655045), (410, 524036), (820, 262018), (1640, 131009)]