20043773570

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{1499}}^1$

素因数の和:2123

約数の個数: 64

約数和(自身を含む): 37674720000

約数和(自身を除く): 17630946430

約数列:

[1, 2, 5, 10, 37, 71, 74, 142, 185, 355, 370, 509, 710, 1018, 1499, 2545, 2627, 2998, 5090, 5254, 7495, 13135, 14990, 18833, 26270, 36139, 37666, 55463, 72278, 94165, 106429, 110926, 180695, 188330, 212858, 277315, 361390, 532145, 554630, 762991, 1064290, 1337143, 1525982, 2674286, 3814955, 3937873, 6685715, 7629910, 7875746, 13371430, 19689365, 28230667, 39378730, 54172361, 56461334, 108344722, 141153335, 270861805, 282306670, 541723610, 2004377357, 4008754714, 10021886785, 20043773570]

約数ペア:

[(1, 20043773570), (2, 10021886785), (5, 4008754714), (10, 2004377357), (37, 541723610), (71, 282306670), (74, 270861805), (142, 141153335), (185, 108344722), (355, 56461334), (370, 54172361), (509, 39378730), (710, 28230667), (1018, 19689365), (1499, 13371430), (2545, 7875746), (2627, 7629910), (2998, 6685715), (5090, 3937873), (5254, 3814955), (7495, 2674286), (13135, 1525982), (14990, 1337143), (18833, 1064290), (26270, 762991), (36139, 554630), (37666, 532145), (55463, 361390), (72278, 277315), (94165, 212858), (106429, 188330), (110926, 180695)]