238915280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{175673}}^1$

素因数の和:175703

約数の個数: 40

約数和(自身を含む): 588156552

約数和(自身を除く): 349241272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 175673, 351346, 702692, 878365, 1405384, 1756730, 2810768, 2986441, 3513460, 5972882, 7026920, 11945764, 14053840, 14932205, 23891528, 29864410, 47783056, 59728820, 119457640, 238915280]

約数ペア:

[(1, 238915280), (2, 119457640), (4, 59728820), (5, 47783056), (8, 29864410), (10, 23891528), (16, 14932205), (17, 14053840), (20, 11945764), (34, 7026920), (40, 5972882), (68, 3513460), (80, 2986441), (85, 2810768), (136, 1756730), (170, 1405384), (272, 878365), (340, 702692), (680, 351346), (1360, 175673)]