20132240140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{425989}}^1$

素因数の和:426154

約数の個数: 48

約数和(自身を含む): 45086781600

約数和(自身を除く): 24954541460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2363, 2780, 4726, 9452, 11815, 23630, 47260, 425989, 851978, 1703956, 2129945, 4259890, 7241813, 8519780, 14483626, 28967252, 36209065, 59212471, 72418130, 118424942, 144836260, 236849884, 296062355, 592124710, 1006612007, 1184249420, 2013224014, 4026448028, 5033060035, 10066120070, 20132240140]

約数ペア:

[(1, 20132240140), (2, 10066120070), (4, 5033060035), (5, 4026448028), (10, 2013224014), (17, 1184249420), (20, 1006612007), (34, 592124710), (68, 296062355), (85, 236849884), (139, 144836260), (170, 118424942), (278, 72418130), (340, 59212471), (556, 36209065), (695, 28967252), (1390, 14483626), (2363, 8519780), (2780, 7241813), (4726, 4259890), (9452, 2129945), (11815, 1703956), (23630, 851978), (47260, 425989)]