534560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 1365336

約数和(自身を除く): 830776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 257, 260, 416, 514, 520, 1028, 1040, 1285, 2056, 2080, 2570, 3341, 4112, 5140, 6682, 8224, 10280, 13364, 16705, 20560, 26728, 33410, 41120, 53456, 66820, 106912, 133640, 267280, 534560]

約数ペア:

[(1, 534560), (2, 267280), (4, 133640), (5, 106912), (8, 66820), (10, 53456), (13, 41120), (16, 33410), (20, 26728), (26, 20560), (32, 16705), (40, 13364), (52, 10280), (65, 8224), (80, 6682), (104, 5140), (130, 4112), (160, 3341), (208, 2570), (257, 2080), (260, 2056), (416, 1285), (514, 1040), (520, 1028)]