2045950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 4218480

約数和(自身を除く): 2172530

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 83, 85, 145, 166, 170, 290, 415, 425, 493, 725, 830, 850, 986, 1411, 1450, 2075, 2407, 2465, 2822, 4150, 4814, 4930, 7055, 12035, 12325, 14110, 24070, 24650, 35275, 40919, 60175, 70550, 81838, 120350, 204595, 409190, 1022975, 2045950]

約数ペア:

[(1, 2045950), (2, 1022975), (5, 409190), (10, 204595), (17, 120350), (25, 81838), (29, 70550), (34, 60175), (50, 40919), (58, 35275), (83, 24650), (85, 24070), (145, 14110), (166, 12325), (170, 12035), (290, 7055), (415, 4930), (425, 4814), (493, 4150), (725, 2822), (830, 2465), (850, 2407), (986, 2075), (1411, 1450)]