8045956780

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1069}}^1\times {\mathrm{1399}}^1$

素因数の和:2746

約数の個数: 48

約数和(自身を含む): 16987320000

約数和(自身を除く): 8941363220

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1069, 1076, 1345, 1399, 2138, 2690, 2798, 4276, 5345, 5380, 5596, 6995, 10690, 13990, 21380, 27980, 287561, 376331, 575122, 752662, 1150244, 1437805, 1495531, 1505324, 1881655, 2875610, 2991062, 3763310, 5751220, 5982124, 7477655, 7526620, 14955310, 29910620, 402297839, 804595678, 1609191356, 2011489195, 4022978390, 8045956780]

約数ペア:

[(1, 8045956780), (2, 4022978390), (4, 2011489195), (5, 1609191356), (10, 804595678), (20, 402297839), (269, 29910620), (538, 14955310), (1069, 7526620), (1076, 7477655), (1345, 5982124), (1399, 5751220), (2138, 3763310), (2690, 2991062), (2798, 2875610), (4276, 1881655), (5345, 1505324), (5380, 1495531), (5596, 1437805), (6995, 1150244), (10690, 752662), (13990, 575122), (21380, 376331), (27980, 287561)]