287116790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{2713}}^1$

素因数の和:3296

約数の個数: 32

約数和(自身を含む): 545188320

約数和(自身を除く): 258071530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 557, 1114, 2713, 2785, 5426, 5570, 10583, 13565, 21166, 27130, 51547, 52915, 103094, 105830, 257735, 515470, 1511141, 3022282, 7555705, 15111410, 28711679, 57423358, 143558395, 287116790]

約数ペア:

[(1, 287116790), (2, 143558395), (5, 57423358), (10, 28711679), (19, 15111410), (38, 7555705), (95, 3022282), (190, 1511141), (557, 515470), (1114, 257735), (2713, 105830), (2785, 103094), (5426, 52915), (5570, 51547), (10583, 27130), (13565, 21166)]