7738220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 19181568

約数和(自身を除く): 11443348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 1783, 2170, 3566, 4340, 7132, 8915, 12481, 17830, 24962, 35660, 49924, 55273, 62405, 110546, 124810, 221092, 249620, 276365, 386911, 552730, 773822, 1105460, 1547644, 1934555, 3869110, 7738220]

約数ペア:

[(1, 7738220), (2, 3869110), (4, 1934555), (5, 1547644), (7, 1105460), (10, 773822), (14, 552730), (20, 386911), (28, 276365), (31, 249620), (35, 221092), (62, 124810), (70, 110546), (124, 62405), (140, 55273), (155, 49924), (217, 35660), (310, 24962), (434, 17830), (620, 12481), (868, 8915), (1085, 7132), (1783, 4340), (2170, 3566)]