27826840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22441}}^1$

素因数の和:22483

約数の個数: 32

約数和(自身を含む): 64632960

約数和(自身を除く): 36806120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 22441, 44882, 89764, 112205, 179528, 224410, 448820, 695671, 897640, 1391342, 2782684, 3478355, 5565368, 6956710, 13913420, 27826840]

約数ペア:

[(1, 27826840), (2, 13913420), (4, 6956710), (5, 5565368), (8, 3478355), (10, 2782684), (20, 1391342), (31, 897640), (40, 695671), (62, 448820), (124, 224410), (155, 179528), (248, 112205), (310, 89764), (620, 44882), (1240, 22441)]