641479388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{2267}}^1$

素因数の和:2450

約数の個数: 48

約数和(自身を含む): 1257379200

約数和(自身を除く): 615899812

約数列:

[1, 2, 4, 11, 22, 44, 59, 109, 118, 218, 236, 436, 649, 1199, 1298, 2267, 2398, 2596, 4534, 4796, 6431, 9068, 12862, 24937, 25724, 49874, 70741, 99748, 133753, 141482, 247103, 267506, 282964, 494206, 535012, 988412, 1471283, 2718133, 2942566, 5436266, 5885132, 10872532, 14579077, 29158154, 58316308, 160369847, 320739694, 641479388]

約数ペア:

[(1, 641479388), (2, 320739694), (4, 160369847), (11, 58316308), (22, 29158154), (44, 14579077), (59, 10872532), (109, 5885132), (118, 5436266), (218, 2942566), (236, 2718133), (436, 1471283), (649, 988412), (1199, 535012), (1298, 494206), (2267, 282964), (2398, 267506), (2596, 247103), (4534, 141482), (4796, 133753), (6431, 99748), (9068, 70741), (12862, 49874), (24937, 25724)]