27886340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 60201792

約数和(自身を除く): 32315452

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 157, 166, 214, 314, 332, 415, 428, 535, 628, 785, 830, 1070, 1570, 1660, 2140, 3140, 8881, 13031, 16799, 17762, 26062, 33598, 35524, 44405, 52124, 65155, 67196, 83995, 88810, 130310, 167990, 177620, 260620, 335980, 1394317, 2788634, 5577268, 6971585, 13943170, 27886340]

約数ペア:

[(1, 27886340), (2, 13943170), (4, 6971585), (5, 5577268), (10, 2788634), (20, 1394317), (83, 335980), (107, 260620), (157, 177620), (166, 167990), (214, 130310), (314, 88810), (332, 83995), (415, 67196), (428, 65155), (535, 52124), (628, 44405), (785, 35524), (830, 33598), (1070, 26062), (1570, 17762), (1660, 16799), (2140, 13031), (3140, 8881)]