8808440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 20469240

約数和(自身を除く): 11660800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 131, 164, 205, 262, 328, 410, 524, 655, 820, 1048, 1310, 1640, 1681, 2620, 3362, 5240, 5371, 6724, 8405, 10742, 13448, 16810, 21484, 26855, 33620, 42968, 53710, 67240, 107420, 214840, 220211, 440422, 880844, 1101055, 1761688, 2202110, 4404220, 8808440]

約数ペア:

[(1, 8808440), (2, 4404220), (4, 2202110), (5, 1761688), (8, 1101055), (10, 880844), (20, 440422), (40, 220211), (41, 214840), (82, 107420), (131, 67240), (164, 53710), (205, 42968), (262, 33620), (328, 26855), (410, 21484), (524, 16810), (655, 13448), (820, 10742), (1048, 8405), (1310, 6724), (1640, 5371), (1681, 5240), (2620, 3362)]