2013640460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{79843}}^1$

素因数の和:79962

約数の個数: 48

約数和(自身を含む): 4600930656

約数和(自身を除く): 2587290196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 79843, 159686, 319372, 399215, 798430, 1037959, 1596860, 2075918, 4151836, 5189795, 7744771, 10379590, 15489542, 20759180, 30979084, 38723855, 77447710, 100682023, 154895420, 201364046, 402728092, 503410115, 1006820230, 2013640460]

約数ペア:

[(1, 2013640460), (2, 1006820230), (4, 503410115), (5, 402728092), (10, 201364046), (13, 154895420), (20, 100682023), (26, 77447710), (52, 38723855), (65, 30979084), (97, 20759180), (130, 15489542), (194, 10379590), (260, 7744771), (388, 5189795), (485, 4151836), (970, 2075918), (1261, 1596860), (1940, 1037959), (2522, 798430), (5044, 399215), (6305, 319372), (12610, 159686), (25220, 79843)]