20589034790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{5927}}^1$

素因数の和:6389

約数の個数: 64

約数和(自身を含む): 39949977600

約数和(自身を除く): 19360942810

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 389, 470, 778, 893, 1786, 1945, 3890, 4465, 5927, 7391, 8930, 11854, 14782, 18283, 29635, 36566, 36955, 59270, 73910, 91415, 112613, 182830, 225226, 278569, 347377, 557138, 563065, 694754, 1126130, 1392845, 1736885, 2305603, 2785690, 3473770, 4611206, 5292811, 10585622, 11528015, 23056030, 26464055, 43806457, 52928110, 87612914, 108363341, 216726682, 219032285, 438064570, 541816705, 1083633410, 2058903479, 4117806958, 10294517395, 20589034790]

約数ペア:

[(1, 20589034790), (2, 10294517395), (5, 4117806958), (10, 2058903479), (19, 1083633410), (38, 541816705), (47, 438064570), (94, 219032285), (95, 216726682), (190, 108363341), (235, 87612914), (389, 52928110), (470, 43806457), (778, 26464055), (893, 23056030), (1786, 11528015), (1945, 10585622), (3890, 5292811), (4465, 4611206), (5927, 3473770), (7391, 2785690), (8930, 2305603), (11854, 1736885), (14782, 1392845), (18283, 1126130), (29635, 694754), (36566, 563065), (36955, 557138), (59270, 347377), (73910, 278569), (91415, 225226), (112613, 182830)]