31793980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 36790340

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 166, 179, 214, 332, 358, 415, 428, 535, 716, 830, 895, 1070, 1660, 1790, 2140, 3580, 8881, 14857, 17762, 19153, 29714, 35524, 38306, 44405, 59428, 74285, 76612, 88810, 95765, 148570, 177620, 191530, 297140, 383060, 1589699, 3179398, 6358796, 7948495, 15896990, 31793980]

約数ペア:

[(1, 31793980), (2, 15896990), (4, 7948495), (5, 6358796), (10, 3179398), (20, 1589699), (83, 383060), (107, 297140), (166, 191530), (179, 177620), (214, 148570), (332, 95765), (358, 88810), (415, 76612), (428, 74285), (535, 59428), (716, 44405), (830, 38306), (895, 35524), (1070, 29714), (1660, 19153), (1790, 17762), (2140, 14857), (3580, 8881)]