42798340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1697}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 97845552

約数和(自身を除く): 55047212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1697, 1940, 2522, 3394, 5044, 6305, 6788, 8485, 12610, 16970, 22061, 25220, 33940, 44122, 88244, 110305, 164609, 220610, 329218, 441220, 658436, 823045, 1646090, 2139917, 3292180, 4279834, 8559668, 10699585, 21399170, 42798340]

約数ペア:

[(1, 42798340), (2, 21399170), (4, 10699585), (5, 8559668), (10, 4279834), (13, 3292180), (20, 2139917), (26, 1646090), (52, 823045), (65, 658436), (97, 441220), (130, 329218), (194, 220610), (260, 164609), (388, 110305), (485, 88244), (970, 44122), (1261, 33940), (1697, 25220), (1940, 22061), (2522, 16970), (3394, 12610), (5044, 8485), (6305, 6788)]