829383940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{538561}}^1$

素因数の和:538588

約数の個数: 48

約数和(自身を含む): 2171481984

約数和(自身を除く): 1342098044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 538561, 1077122, 2154244, 2692805, 3769927, 5385610, 5924171, 7539854, 10771220, 11848342, 15079708, 18849635, 23696684, 29620855, 37699270, 41469197, 59241710, 75398540, 82938394, 118483420, 165876788, 207345985, 414691970, 829383940]

約数ペア:

[(1, 829383940), (2, 414691970), (4, 207345985), (5, 165876788), (7, 118483420), (10, 82938394), (11, 75398540), (14, 59241710), (20, 41469197), (22, 37699270), (28, 29620855), (35, 23696684), (44, 18849635), (55, 15079708), (70, 11848342), (77, 10771220), (110, 7539854), (140, 5924171), (154, 5385610), (220, 3769927), (308, 2692805), (385, 2154244), (770, 1077122), (1540, 538561)]