807560

素因数分解:

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

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 1958040

約数和(自身を除く): 1150480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1553, 3106, 6212, 7765, 12424, 15530, 20189, 31060, 40378, 62120, 80756, 100945, 161512, 201890, 403780, 807560]

約数ペア:

[(1, 807560), (2, 403780), (4, 201890), (5, 161512), (8, 100945), (10, 80756), (13, 62120), (20, 40378), (26, 31060), (40, 20189), (52, 15530), (65, 12424), (104, 7765), (130, 6212), (260, 3106), (520, 1553)]