2119130366980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{53217739}}^1$

素因数の和:53217940

約数の個数: 48

約数和(自身を含む): 4881556854720

約数和(自身を除く): 2762426487740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3620, 3982, 7964, 9955, 19910, 39820, 53217739, 106435478, 212870956, 266088695, 532177390, 585395129, 1064354780, 1170790258, 2341580516, 2926975645, 5853951290, 9632410759, 11707902580, 19264821518, 38529643036, 48162053795, 96324107590, 105956518349, 192648215180, 211913036698, 423826073396, 529782591745, 1059565183490, 2119130366980]

約数ペア:

[(1, 2119130366980), (2, 1059565183490), (4, 529782591745), (5, 423826073396), (10, 211913036698), (11, 192648215180), (20, 105956518349), (22, 96324107590), (44, 48162053795), (55, 38529643036), (110, 19264821518), (181, 11707902580), (220, 9632410759), (362, 5853951290), (724, 2926975645), (905, 2341580516), (1810, 1170790258), (1991, 1064354780), (3620, 585395129), (3982, 532177390), (7964, 266088695), (9955, 212870956), (19910, 106435478), (39820, 53217739)]