4037800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 10116540

約数和(自身を除く): 6078740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 1553, 2600, 3106, 6212, 7765, 12424, 15530, 20189, 31060, 38825, 40378, 62120, 77650, 80756, 100945, 155300, 161512, 201890, 310600, 403780, 504725, 807560, 1009450, 2018900, 4037800]

約数ペア:

[(1, 4037800), (2, 2018900), (4, 1009450), (5, 807560), (8, 504725), (10, 403780), (13, 310600), (20, 201890), (25, 161512), (26, 155300), (40, 100945), (50, 80756), (52, 77650), (65, 62120), (100, 40378), (104, 38825), (130, 31060), (200, 20189), (260, 15530), (325, 12424), (520, 7765), (650, 6212), (1300, 3106), (1553, 2600)]